You have an investment that includes annual cashflows that are expected to grow at a constant annual rate forever and the first cashflow of $$5\mathrm{.}16$ is expected next year. What is the growth rate if the investment's current value is $$777\mathrm{.}40$ and the cost of capital is $5\mathrm{.}5\%?($Express your answer as a decimal. Round to the nearest ten$-$thousandth.$)$