Step 1:
The first step to converting 210885.961808 to a fraction is to re-write 210885.961808 in the form p/q where p and q are both positive integers. To start with, 210885.961808 can be written as simply 210885.961808/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 210885.961808, which in this case is 6. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 210885.961808/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 210885.961808/1 each by 1000000:
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 210885.961808 as a fraction:
210886/1 / 1