ou have decided that you want to be a millionaire when you retire in $45$ years.

a$.$

If you can earn an annual return of $11\mathrm{.}36$ percent, how much do you have to invest today? $($Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$

b$.$

What if you can earn an annual return of $5\mathrm{.}68$ percent? $($Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.)$