Step 1:
The first step to converting 102674.78634861 to a fraction is to re-write 102674.78634861 in the form p/q where p and q are both positive integers. To start with, 102674.78634861 can be written as simply 102674.78634861/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 102674.78634861, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 102674.78634861/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 102674.78634861/1 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 102674.78634861 as a fraction:
410699/4 / 1