Step 1:
The first step to converting 404057.4509209 to a fraction is to re-write 404057.4509209 in the form p/q where p and q are both positive integers. To start with, 404057.4509209 can be written as simply 404057.4509209/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 404057.4509209, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 404057.4509209/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 404057.4509209/1 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 404057.4509209 as a fraction:
808115/2 / 1