Step 1:
The first step to converting 120424.3171205 to a fraction is to re-write 120424.3171205 in the form p/q where p and q are both positive integers. To start with, 120424.3171205 can be written as simply 120424.3171205/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 120424.3171205, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 120424.3171205/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 120424.3171205/1 each by 10000000:
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 120424.3171205 as a fraction:
361273/3 / 1