Step 1:
The first step to converting 63243.257800458 to a fraction is to re-write 63243.257800458 in the form p/q where p and q are both positive integers. To start with, 63243.257800458 can be written as simply 63243.257800458/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 63243.257800458, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 63243.257800458/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 63243.257800458/1 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 63243.257800458 as a fraction:
252973/4 / 1