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,,Fut,Value$],[$Y$.,9,7,\%,$$$,18,428],[,1,12,\%,,42,617],[,13,15,\%,,801,382],[,18,14,\%,3,658,816]]$