Step 1:
The first step to converting 46391.999860612 to a fraction is to re-write 46391.999860612 in the form p/q where p and q are both positive integers. To start with, 46391.999860612 can be written as simply 46391.999860612/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 46391.999860612, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 46391.999860612/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 46391.999860612/1 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 46391.999860612 as a fraction:
46392/1 / 1