if we take 62,400 to be the 100%, what is 9,860 in percentage off of it?
[tex]\bf \begin{array}{ccllll}
amount&\%\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
62400&100\\
9860&x
\end{array}\implies \cfrac{62400}{9860}=\cfrac{100}{x}[/tex]
solve for "x".