Step 1:
The first step to converting 63459.658619352 to a fraction is to re-write 63459.658619352 in the form p/q where p and q are both positive integers. To start with, 63459.658619352 can be written as simply 63459.658619352/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 63459.658619352, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 63459.658619352/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 63459.658619352/1 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 63459.658619352 as a fraction:
190379/3 / 1