Step 1:
The first step to converting 850547.78512365 to a fraction is to re-write 850547.78512365 in the form p/q where p and q are both positive integers. To start with, 850547.78512365 can be written as simply 850547.78512365/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 850547.78512365, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 850547.78512365/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 850547.78512365/1 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 850547.78512365 as a fraction:
850547/1 / 1