Step 1:
The first step to converting 84542.579919242 to a fraction is to re-write 84542.579919242 in the form p/q where p and q are both positive integers. To start with, 84542.579919242 can be written as simply 84542.579919242/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 84542.579919242, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 84542.579919242/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 84542.579919242/1 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 84542.579919242 as a fraction:
169085/2 / 1