Step 1:
The first step to converting 599590.0990907 to a fraction is to re-write 599590.0990907 in the form p/q where p and q are both positive integers. To start with, 599590.0990907 can be written as simply 599590.0990907/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 599590.0990907, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 599590.0990907/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 599590.0990907/1 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 599590.0990907 as a fraction:
599590/1 / 1