Step 1:
The first step to converting 259313.21531908 to a fraction is to re-write 259313.21531908 in the form p/q where p and q are both positive integers. To start with, 259313.21531908 can be written as simply 259313.21531908/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 259313.21531908, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 259313.21531908/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 259313.21531908/1 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 259313.21531908 as a fraction:
259313/1 / 1