Step 1:
The first step to converting 17598.56422705 to a fraction is to re-write 17598.56422705 in the form p/q where p and q are both positive integers. To start with, 17598.56422705 can be written as simply 17598.56422705/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 17598.56422705, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 17598.56422705/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 17598.56422705/1 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 17598.56422705 as a fraction:
123190/7 / 1