Step 1:
The first step to converting 891070.3958843 to a fraction is to re-write 891070.3958843 in the form p/q where p and q are both positive integers. To start with, 891070.3958843 can be written as simply 891070.3958843/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 891070.3958843, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 891070.3958843/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 891070.3958843/1 each by 10000000:
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 891070.3958843 as a fraction:
891070/1 / 1