Step 1:
The first step to converting 8356.198697839 to a fraction is to re-write 8356.198697839 in the form p/q where p and q are both positive integers. To start with, 8356.198697839 can be written as simply 8356.198697839/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 8356.198697839, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 8356.198697839/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 8356.198697839/1 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 8356.198697839 as a fraction:
41781/5 / 1