Finding the Fourth Proportional to 16,446.15, 24,669.17 and 5,916.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,446.15 : 24,669.17 = 5,916.15 : x
2. Step 2: Convert to fraction form
   16,446.15/24,669.17 = 5,916.15/x
3. Step 3: Cross multiply
   16,446.15x = 24,669.17 × 5,916.15
4. Step 4: Simplify right side
   16,446.15x = 145,946,524.89
5. Step 5: Solve for x
   x = 145,946,524.89/16,446.15
6. Step 6: Final answer
   x = 8,874.21