Explanation:

Place Value of 5 in 3254710
= 50000
Hence, option 4 is the correct answer.
Positional notation denotes usually the extension to any base of the Hindu–Arabic numeral system. More generally, a positional system is a numeral system in which the contribution of a digit to the value of a number is the product of the value of the digit by a factor determined by the position of the digit.