Step 1:
The first step to converting 299913.28428355 to a fraction is to re-write 299913.28428355 in the form p/q where p and q are both positive integers. To start with, 299913.28428355 can be written as simply 299913.28428355/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 299913.28428355, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 299913.28428355/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 299913.28428355/1 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 299913.28428355 as a fraction:
299913/1 / 1