Step 1:
The first step to converting 1336.2453857431 to a fraction is to re-write 1336.2453857431 in the form p/q where p and q are both positive integers. To start with, 1336.2453857431 can be written as simply 1336.2453857431/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 1336.2453857431, which in this case is 10. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 1336.2453857431/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 1336.2453857431/1 each by 10000000000:
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 1336.2453857431 as a fraction:
70821/53 / 1