If the rate of inflation is $4\mathrm{.}5\%,$ what nominal interest rate is necessary for you to earn a $2\mathrm{.}3\%$ real interest rate on your$$ investment? $($Note: Be careful not to round any intermediate steps less than six decimal$$ places.$)$

The nominal interest rate is

$$

enter your response here$\%.($Round to two decimal$$ places.$)$