Step 1:
The first step to converting 15282.781807872 to a fraction is to re-write 15282.781807872 in the form p/q where p and q are both positive integers. To start with, 15282.781807872 can be written as simply 15282.781807872/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 15282.781807872, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 15282.781807872/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 15282.781807872/1 each by 1000000000:
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 15282.781807872 as a fraction:
137545/9 / 1