You own $2$ investments, A and B$,$ which have a combined total value of $$14,783.$ Investment A is expected to pay $$19,800$ in $7$ years and has an expected return of $14\mathrm{.}22$ percent per year. Investment B is expected to pay $$34,700$ in $10$ years and has an expected return of X percent per year. What is X$?$

Input instructions: Enter the number, rounded to $2$ decimal places, that comes before the percent sign. For example, if the answer is $12\mathrm{.}34$ percent, enter $12\mathrm{.}34.$ Do not enter $0\mathrm{.}1234$ or $12\mathrm{.}34\%.$