Step 1:
The first step to converting 85979316.907492 to a fraction is to re-write 85979316.907492 in the form p/q where p and q are both positive integers. To start with, 85979316.907492 can be written as simply 85979316.907492/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 85979316.907492, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 85979316.907492/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 85979316.907492/1 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 85979316.907492 as a fraction:
85979316/1 / 1