Step 1:
The first step to converting 52418.187564378 to a fraction is to re-write 52418.187564378 in the form p/q where p and q are both positive integers. To start with, 52418.187564378 can be written as simply 52418.187564378/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 52418.187564378, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 52418.187564378/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 52418.187564378/1 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 52418.187564378 as a fraction:
262091/5 / 1