Step 1:
The first step to converting 8355.8711883859 to a fraction is to re-write 8355.8711883859 in the form p/q where p and q are both positive integers. To start with, 8355.8711883859 can be written as simply 8355.8711883859/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 8355.8711883859, which in this case is 10. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 8355.8711883859/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 8355.8711883859/1 each by 10000000000:
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 8355.8711883859 as a fraction:
66847/8 / 1