Will I get my stolen money back if I reported fraud?

If your bank or whoever paid for that check was at fault in paying out money against your account then yes, they should return your money.

I presume you told them you knew nothing about it, in which case they will take the necessary action. I'm surprised they didn't tell you this.

Yes. They can. I once forgot my money at atm and wells Fargo restored full credit to my account

Yes and usually when they advise of a fraud they advise you of the solution.

You should.........................