Step 1:
The first step to converting 39823.919951566 to a fraction is to re-write 39823.919951566 in the form p/q where p and q are both positive integers. To start with, 39823.919951566 can be written as simply 39823.919951566/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 39823.919951566, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 39823.919951566/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 39823.919951566/1 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 39823.919951566 as a fraction:
477887/12 / 1