Question 198168
{{{f(x)=2032/1.15^x}}}
{{{(321)=2032/1.15^x}}}
{{{(321)(1.15^x)=2032}}}
{{{1.15^x=2032/321}}}
{{{log(2032/321)/log(1.15)=x}}}
{{{13.203413276949037529677212681461=x}}}