Finding the Fourth Proportional to 16,331,440.72, 24,498,687.12 and 4,816,919.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,331,440.72 : 24,498,687.12 = 4,816,919.20 : x
2. Step 2: Convert to fraction form
   16,331,440.72/24,498,687.12 = 4,816,919.20/x
3. Step 3: Cross multiply
   16,331,440.72x = 24,498,687.12 × 4,816,919.20
4. Step 4: Simplify right side
   16,331,440.72x = 118,008,196,363,120.72
5. Step 5: Solve for x
   x = 118,008,196,363,120.72/16,331,440.72
6. Step 6: Final answer
   x = 7,225,828.90