Step 1:
The first step to converting 878291468.66862 to a fraction is to re-write 878291468.66862 in the form p/q where p and q are both positive integers. To start with, 878291468.66862 can be written as simply 878291468.66862/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 878291468.66862, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 878291468.66862/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 878291468.66862/1 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 878291468.66862 as a fraction:
878291468/1 / 1