Step 1:
The first step to converting 100394.8757209 to a fraction is to re-write 100394.8757209 in the form p/q where p and q are both positive integers. To start with, 100394.8757209 can be written as simply 100394.8757209/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 100394.8757209, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 100394.8757209/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 100394.8757209/1 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 100394.8757209 as a fraction:
803159/8 / 1