Step 1:
The first step to converting 14240.339992642 to a fraction is to re-write 14240.339992642 in the form p/q where p and q are both positive integers. To start with, 14240.339992642 can be written as simply 14240.339992642/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 14240.339992642, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 14240.339992642/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 14240.339992642/1 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 14240.339992642 as a fraction:
42721/3 / 1