Finding the Fourth Proportional to 16,435, 24,647.28 and 5,339.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,435 : 24,647.28 = 5,339.12 : x
2. Step 2: Convert to fraction form
   16,435/24,647.28 = 5,339.12/x
3. Step 3: Cross multiply
   16,435x = 24,647.28 × 5,339.12
4. Step 4: Simplify right side
   16,435x = 131,594,785.59
5. Step 5: Solve for x
   x = 131,594,785.59/16,435
6. Step 6: Final answer
   x = 8,006.98