Step 1:
The first step to converting 486990.0346416 to a fraction is to re-write 486990.0346416 in the form p/q where p and q are both positive integers. To start with, 486990.0346416 can be written as simply 486990.0346416/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 486990.0346416, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 486990.0346416/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 486990.0346416/1 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 486990.0346416 as a fraction:
486990/1 / 1