Step 1:
The first step to converting 19558.360904642 to a fraction is to re-write 19558.360904642 in the form p/q where p and q are both positive integers. To start with, 19558.360904642 can be written as simply 19558.360904642/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 19558.360904642, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 19558.360904642/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 19558.360904642/1 each by 1000000000:
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 19558.360904642 as a fraction:
215142/11 / 1