If you mean to close out the divorce case, the party who filed the case originally can file a Notice of Voluntary Dismissal with the Clerk of Court.
This will not necessarily help with the money that you owe to the GAL.
Florida is a no-fault state, so if one party feels that the marriage is irretrievably broken, it is almost impossible to prevent a divorce from going through. If the parties work together on a Simplified Dissolution, it is possible to get it doe within a few weeks, depending on the docket of the assigned judge.
You will need to do a diligent search for him. If you still cannot find him, it is possible to obtain Service by Publication, whereby an advertisement is placed in a local paper for a number of weeks. Once it has run, you file an affidavit from the paper, and your spouse would have 20 days to file an Answer with the court. If he fails to do so, you can request that the Clerk issue a Default. Once that has ben issued, you can ask the judge to set the case for a final hearing.
Since the Final Judgment was entered, has there been a substantial change of circumstances that was unanticipated at the time? If not, it will be difficult to change the parenting Plan after only a few months.
You should contact a family law attorney in your area to discuss your options.
It is extremely unlikely that the Clerk of Court could (or would) reimburse a filing fee for a counter-petition that was filed and then struck by the Court, especially if the reason it was struck was your inability to provide documents requested by the other party's attorney..
The portion of your settlement that will be considered a marital asset that is subject to equitable distribution will depend on how the money is characterized. A part of the settlement, if itemized to cover lost wages, or awarded for loss of consortium, can be considered a marital asset. However, it is rare for a settlement to be itemized in this way, and broken down as to how the total was derived.
You should contact a family law attorney in your area to discuss this situation more fully.
Generally, if an asset is acquired by inheritance during the marriage, that asset will be considered non-marital and not subject to equitable distribution. However, the act of co-mingling a presumed non-marital asset with marital assets can have the unfortunate effect of transforming the non-marital into marital.
Your best bet is to speak with a family law attorney in your area to discuss your options.
You will need to file a Petition to Disestablish your paternity of that child. Since the child was born while you were still married, you are presumed to be the legal father of the child. However, in this case, there would appear to be no problem in proving that you could not have been the biological father of that child.
I would suggest that you consult with a family law attorney in your area.