Step 1:
The first step to converting 210629.4171526 to a fraction is to re-write 210629.4171526 in the form p/q where p and q are both positive integers. To start with, 210629.4171526 can be written as simply 210629.4171526/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 210629.4171526, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 210629.4171526/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 210629.4171526/1 each by 10000000:
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 210629.4171526 as a fraction:
421259/2 / 1