$6167.96 was wrong.

You have just deposited $3,500 in an unusual bank account that pays interest biannually (once every 2 years). If the 2 -year interest rate is 12% (total interest over 2 years is 12%, not 12% per year), how much will you have in the account after 10 years? After 10 years, the amount you will have in the account is $ (Round to the nearest cent.)