Finding the Fourth Proportional to 23,076.09, 31,839.41 and 13,004.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,076.09 : 31,839.41 = 13,004.55 : x
2. Step 2: Convert to fraction form
   23,076.09/31,839.41 = 13,004.55/x
3. Step 3: Cross multiply
   23,076.09x = 31,839.41 × 13,004.55
4. Step 4: Simplify right side
   23,076.09x = 414,057,134.29
5. Step 5: Solve for x
   x = 414,057,134.29/23,076.09
6. Step 6: Final answer
   x = 17,943.12