Step 1:
The first step to converting 546378.28309328 to a fraction is to re-write 546378.28309328 in the form p/q where p and q are both positive integers. To start with, 546378.28309328 can be written as simply 546378.28309328/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 546378.28309328, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 546378.28309328/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 546378.28309328/1 each by 100000000:
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 546378.28309328 as a fraction:
546378/1 / 1