Step 1:
The first step to converting 26139.638582927 to a fraction is to re-write 26139.638582927 in the form p/q where p and q are both positive integers. To start with, 26139.638582927 can be written as simply 26139.638582927/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 26139.638582927, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 26139.638582927/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 26139.638582927/1 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 26139.638582927 as a fraction:
287536/11 / 1