Step 1:
The first step to converting 122780.9808533 to a fraction is to re-write 122780.9808533 in the form p/q where p and q are both positive integers. To start with, 122780.9808533 can be written as simply 122780.9808533/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 122780.9808533, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 122780.9808533/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 122780.9808533/1 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 122780.9808533 as a fraction:
122781/1 / 1