Step 1:
The first step to converting 630078.2172307 to a fraction is to re-write 630078.2172307 in the form p/q where p and q are both positive integers. To start with, 630078.2172307 can be written as simply 630078.2172307/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 630078.2172307, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 630078.2172307/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 630078.2172307/1 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 630078.2172307 as a fraction:
630078/1 / 1