Step 1:
The first step to converting 86368.212604012 to a fraction is to re-write 86368.212604012 in the form p/q where p and q are both positive integers. To start with, 86368.212604012 can be written as simply 86368.212604012/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 86368.212604012, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 86368.212604012/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 86368.212604012/1 each by 1000000000:
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 86368.212604012 as a fraction:
345473/4 / 1