Step 1:
The first step to converting 120845.21791751 to a fraction is to re-write 120845.21791751 in the form p/q where p and q are both positive integers. To start with, 120845.21791751 can be written as simply 120845.21791751/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 120845.21791751, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 120845.21791751/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 120845.21791751/1 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 120845.21791751 as a fraction:
483381/4 / 1