Step 1:
The first step to converting 469173.21971915 to a fraction is to re-write 469173.21971915 in the form p/q where p and q are both positive integers. To start with, 469173.21971915 can be written as simply 469173.21971915/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 469173.21971915, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 469173.21971915/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 469173.21971915/1 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 469173.21971915 as a fraction:
469173/1 / 1