Step 1:
The first step to converting 213784.31973756 to a fraction is to re-write 213784.31973756 in the form p/q where p and q are both positive integers. To start with, 213784.31973756 can be written as simply 213784.31973756/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 213784.31973756, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 213784.31973756/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 213784.31973756/1 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 213784.31973756 as a fraction:
641353/3 / 1