Finding the Fourth Proportional to 16,401.13, 24,603.16 and 7,039.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,401.13 : 24,603.16 = 7,039.04 : x
2. Step 2: Convert to fraction form
   16,401.13/24,603.16 = 7,039.04/x
3. Step 3: Cross multiply
   16,401.13x = 24,603.16 × 7,039.04
4. Step 4: Simplify right side
   16,401.13x = 173,182,671.28
5. Step 5: Solve for x
   x = 173,182,671.28/16,401.13
6. Step 6: Final answer
   x = 10,559.19