Chinook Inc. has available for issue a $$3,240,000$ bond due in eight years. Interest at the rate of $10\mathrm{.}00\%$ is to be paid semiannually. Calculate the issue price if the market interest rate is: $($Do not round intermediate calculations. Round the final answers to the nearest whole dollar.$)$ market rate $($a$)9\mathrm{.}5\%($b$)10\%($c$)10.75\%$ what is their issue price?