Step 1:
The first step to converting 27159.812403317 to a fraction is to re-write 27159.812403317 in the form p/q where p and q are both positive integers. To start with, 27159.812403317 can be written as simply 27159.812403317/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 27159.812403317, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 27159.812403317/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 27159.812403317/1 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 27159.812403317 as a fraction:
135799/5 / 1