Finding the Fourth Proportional to 16,411.86, 24,639.67 and 13,962.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,411.86 : 24,639.67 = 13,962.42 : x
2. Step 2: Convert to fraction form
   16,411.86/24,639.67 = 13,962.42/x
3. Step 3: Cross multiply
   16,411.86x = 24,639.67 × 13,962.42
4. Step 4: Simplify right side
   16,411.86x = 344,029,421.20
5. Step 5: Solve for x
   x = 344,029,421.20/16,411.86
6. Step 6: Final answer
   x = 20,962.24