$3-$ Please calculate the company's sustainable growth rate using the following information.

Profit margin $,=4\mathrm{.}97\%$

Total asset turnover $=2\mathrm{.}80$

Total debt ratio $,=0\mathrm{.}15$

Payout ratio $=28\%$

Sustainable Growth $=$ Retention $$ Return on Rate $($SGR$)=$ Ratio $$ Equity $($ROE$)$

Retention Ratio $=1-$ Dividend Payout Ratio

Return on Equity $(ROE)=$ Net Income $+$ Average Total Equity