Step 1:
The first step to converting 636328.87379212 to a fraction is to re-write 636328.87379212 in the form p/q where p and q are both positive integers. To start with, 636328.87379212 can be written as simply 636328.87379212/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 636328.87379212, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 636328.87379212/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 636328.87379212/1 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 636328.87379212 as a fraction:
636329/1 / 1