Step 1:
The first step to converting 780723.6721593 to a fraction is to re-write 780723.6721593 in the form p/q where p and q are both positive integers. To start with, 780723.6721593 can be written as simply 780723.6721593/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 780723.6721593, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 780723.6721593/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 780723.6721593/1 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 780723.6721593 as a fraction:
780723/1 / 1