Find the nominal annual rate of interest for the following investment. Principal Future Value Time Due Frequency of Conversion $788.00 $2688.77 3 years quarterly The nominal annual rate of interest is % compounded quarterly. (Round the final answer to four decimal places as needed. Round all intermediate values to six decimal places as needed.) Find the nominal annual rate of interest for the following investment. Principal Future Value Time Due Frequency of Conversion $788.00 $2688.77 3 years quarterly The nominal annual rate of interest is % compounded quarterly. (Round the final answer to four decimal places as needed. Round all intermediate values to six decimal places as needed.)