Step 1:
The first step to converting 853972.90958516 to a fraction is to re-write 853972.90958516 in the form p/q where p and q are both positive integers. To start with, 853972.90958516 can be written as simply 853972.90958516/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 853972.90958516, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 853972.90958516/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 853972.90958516/1 each by 100000000:
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 853972.90958516 as a fraction:
853973/1 / 1