Step 1:
The first step to converting 20029.645748623 to a fraction is to re-write 20029.645748623 in the form p/q where p and q are both positive integers. To start with, 20029.645748623 can be written as simply 20029.645748623/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 20029.645748623, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 20029.645748623/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 20029.645748623/1 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 20029.645748623 as a fraction:
280415/14 / 1