Step 1:
The first step to converting 11650.780087909 to a fraction is to re-write 11650.780087909 in the form p/q where p and q are both positive integers. To start with, 11650.780087909 can be written as simply 11650.780087909/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 11650.780087909, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 11650.780087909/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 11650.780087909/1 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 11650.780087909 as a fraction:
104857/9 / 1