Finding the Fourth Proportional to 16,128.69, 24,198.72 and 5,038.17

Step by Step Solution

1. Step 1: Write the proportion equation
   16,128.69 : 24,198.72 = 5,038.17 : x
2. Step 2: Convert to fraction form
   16,128.69/24,198.72 = 5,038.17/x
3. Step 3: Cross multiply
   16,128.69x = 24,198.72 × 5,038.17
4. Step 4: Simplify right side
   16,128.69x = 121,917,265.14
5. Step 5: Solve for x
   x = 121,917,265.14/16,128.69
6. Step 6: Final answer
   x = 7,559.03