Step 1:
The first step to converting 789631.664388 to a fraction is to re-write 789631.664388 in the form p/q where p and q are both positive integers. To start with, 789631.664388 can be written as simply 789631.664388/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 789631.664388, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 789631.664388/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 789631.664388/1 each by 1000000:
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 789631.664388 as a fraction:
789631/1 / 1