Step 1:
The first step to converting 520378.13601131 to a fraction is to re-write 520378.13601131 in the form p/q where p and q are both positive integers. To start with, 520378.13601131 can be written as simply 520378.13601131/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 520378.13601131, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 520378.13601131/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 520378.13601131/1 each by 100000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 520378.13601131 as a fraction:
520378/1 / 1