Step 1:
The first step to converting 23431.851909751 to a fraction is to re-write 23431.851909751 in the form p/q where p and q are both positive integers. To start with, 23431.851909751 can be written as simply 23431.851909751/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 23431.851909751, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 23431.851909751/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 23431.851909751/1 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 23431.851909751 as a fraction:
140591/6 / 1