If the annual retirememt benifits are: Jean: $62647\mathrm{.}15379,$ Colin: $47690\mathrm{.}41800,$ Anita: $17469\mathrm{.}99337,$ Gavin: $12232\mathrm{.}56243$ What amount must be on deposit at the end of $15$ years to ensure that all benefits will be paid? $($Round factor values to $5$ decimal places, e$.$g$.1\mathrm{.}25124$ and final answer to $0$ decimal places, e$.$g$.458,581.)$

What is the amount of each annual deposit Jean must make to the retirement plan? $($Round factor values to $5$ decimal places, e$.$g$.1\mathrm{.}25124$ and final answer to $0$ decimal places, e$.$g$.458,581.)$