For each of the following, compute the present value:

Note: Do not round intermediate calculations and round your answers to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[$Present Value,Years,Interest Rate,Future Value$],[$$$,11,577\mathrm{.}31,12,$;$,\%,$$$,18,528],[,30,287\mathrm{.}16,4,9,\%,,42,717],[,$Y$\text{'},$:$\mathrm{.}16,12,\%,$:$.,802,382],[,,21,$is$,\%,,659,816]]$