Step 1:
The first step to converting 84907.454578374 to a fraction is to re-write 84907.454578374 in the form p/q where p and q are both positive integers. To start with, 84907.454578374 can be written as simply 84907.454578374/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 84907.454578374, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 84907.454578374/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 84907.454578374/1 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 84907.454578374 as a fraction:
169815/2 / 1