Problem Solving

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$.,$

$\backslash$table$[[$Present Value,Years,Interest Rate,,Future Value$],[-,12,4\%,\%,$$ $18,928],[?,4,9\%,\%,43,117],[$P$,16,12,\%,806,382],[,21,11\%,\%,663,816]]$

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$.,32\mathrm{.}16.$