Step 1:
The first step to converting 31605.250378363 to a fraction is to re-write 31605.250378363 in the form p/q where p and q are both positive integers. To start with, 31605.250378363 can be written as simply 31605.250378363/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 31605.250378363, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 31605.250378363/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 31605.250378363/1 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 31605.250378363 as a fraction:
126421/4 / 1