Step 1:
The first step to converting 424229.21146539 to a fraction is to re-write 424229.21146539 in the form p/q where p and q are both positive integers. To start with, 424229.21146539 can be written as simply 424229.21146539/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 424229.21146539, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 424229.21146539/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 424229.21146539/1 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 424229.21146539 as a fraction:
424229/1 / 1