Step 1:
The first step to converting 302678.9870454 to a fraction is to re-write 302678.9870454 in the form p/q where p and q are both positive integers. To start with, 302678.9870454 can be written as simply 302678.9870454/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 302678.9870454, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 302678.9870454/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 302678.9870454/1 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 302678.9870454 as a fraction:
302679/1 / 1