Right now I have
double numba = 5212.6312 String.Format(\"{0:C}\", Convert.ToInt32(numba) )
This will give me
$5,213.00 >
simple: numba.ToString("C2")
numba.ToString("C2")
more @ http://msdn.microsoft.com/pt-br/library/dwhawy9k(v=vs.110).aspx#CFormatString