Present and future value tables of $$1$ at $9\%$ are presented below $($FV $$1$: future value factor of single$-$sum cash; PV $$1$: present value factor of single$-$sum cash; FVA $$1$: future value factor of an ordinary annuity; PVA $$1$: present value factor of an ordinary annuity; FVAD $$1$: future value factor of an annuity due$).$PV of $$1$FV of $$1$PVA of $$1$FVAD of S$1$EVA of $$110\mathrm{.}917431\mathrm{.}090000\mathrm{.}917431\mathrm{.}09001\mathrm{.}000023450\mathrm{.}841681\mathrm{.}188101\mathrm{.}759112\mathrm{.}27812\mathrm{.}09000\mathrm{.}772181\mathrm{.}295032\mathrm{.}531293\mathrm{.}57313\mathrm{.}27810\mathrm{.}708431\mathrm{.}411583\mathrm{.}239724\mathrm{.}98474\mathrm{.}57310\mathrm{.}649931\mathrm{.}538623\mathrm{.}889656\mathrm{.}52335\mathrm{.}984760\mathrm{.}596271\mathrm{.}677104\mathrm{.}485928\mathrm{.}20047\mathrm{.}5233$How much must be deposited at the beginning of each year to accumulate to $$10,000$ in four years if interest is at $9\%?$