Step 1:
The first step to converting 7822.643240312 to a fraction is to re-write 7822.643240312 in the form p/q where p and q are both positive integers. To start with, 7822.643240312 can be written as simply 7822.643240312/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 7822.643240312, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 7822.643240312/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 7822.643240312/1 each by 1000000000:
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 7822.643240312 as a fraction:
109517/14 / 1