Step 1:
The first step to converting 210829.49842054 to a fraction is to re-write 210829.49842054 in the form p/q where p and q are both positive integers. To start with, 210829.49842054 can be written as simply 210829.49842054/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 210829.49842054, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 210829.49842054/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 210829.49842054/1 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 210829.49842054 as a fraction:
421659/2 / 1