Step 1:
The first step to converting 4006388.5941412 to a fraction is to re-write 4006388.5941412 in the form p/q where p and q are both positive integers. To start with, 4006388.5941412 can be written as simply 4006388.5941412/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 4006388.5941412, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 4006388.5941412/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 4006388.5941412/1 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 4006388.5941412 as a fraction:
4006388/1 / 1