RiverRocks, Inc., is considering a project with the following projected free cash flows:

$\backslash$table$[[$Year$,0,1,2,3,4],[\backslash$table$[[$Cash Flow$],[($in millions$)]],-$$$50\mathrm{.}5,$$$10\mathrm{.}3,$$$19\mathrm{.}8,$$$20\mathrm{.}3,$$$14\mathrm{.}9$