Step 1:
The first step to converting 800173.312778 to a fraction is to re-write 800173.312778 in the form p/q where p and q are both positive integers. To start with, 800173.312778 can be written as simply 800173.312778/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 800173.312778, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 800173.312778/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 800173.312778/1 each by 1000000:
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 800173.312778 as a fraction:
800173/1 / 1