Finding the Fourth Proportional to 16,665,916.86, 24,981,289.72 and 8,987,471.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,665,916.86 : 24,981,289.72 = 8,987,471.94 : x
2. Step 2: Convert to fraction form
   16,665,916.86/24,981,289.72 = 8,987,471.94/x
3. Step 3: Cross multiply
   16,665,916.86x = 24,981,289.72 × 8,987,471.94
4. Step 4: Simplify right side
   16,665,916.86x = 224,518,640,454,721.62
5. Step 5: Solve for x
   x = 224,518,640,454,721.62/16,665,916.86
6. Step 6: Final answer
   x = 13,471,724.50