Step 1:
The first step to converting 517643.9101354 to a fraction is to re-write 517643.9101354 in the form p/q where p and q are both positive integers. To start with, 517643.9101354 can be written as simply 517643.9101354/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 517643.9101354, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 517643.9101354/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 517643.9101354/1 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 517643.9101354 as a fraction:
517644/1 / 1