Step 1:
The first step to converting 670466.4785957 to a fraction is to re-write 670466.4785957 in the form p/q where p and q are both positive integers. To start with, 670466.4785957 can be written as simply 670466.4785957/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 670466.4785957, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 670466.4785957/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 670466.4785957/1 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 670466.4785957 as a fraction:
670466/1 / 1