Step 1:
The first step to converting 312816.57794502 to a fraction is to re-write 312816.57794502 in the form p/q where p and q are both positive integers. To start with, 312816.57794502 can be written as simply 312816.57794502/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 312816.57794502, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 312816.57794502/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 312816.57794502/1 each by 100000000:
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 312816.57794502 as a fraction:
625633/2 / 1