Step 1:
The first step to converting 787689734.36878 to a fraction is to re-write 787689734.36878 in the form p/q where p and q are both positive integers. To start with, 787689734.36878 can be written as simply 787689734.36878/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 787689734.36878, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 787689734.36878/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 787689734.36878/1 each by 100000:
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 787689734.36878 as a fraction:
787689734/1 / 1