Step 1:
The first step to converting 85996884.212912 to a fraction is to re-write 85996884.212912 in the form p/q where p and q are both positive integers. To start with, 85996884.212912 can be written as simply 85996884.212912/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 85996884.212912, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 85996884.212912/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 85996884.212912/1 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 85996884.212912 as a fraction:
85996884/1 / 1