Finding the Fourth Proportional to 16,522.47, 24,664.86 and 14,157

Step by Step Solution

1. Step 1: Write the proportion equation
   16,522.47 : 24,664.86 = 14,157 : x
2. Step 2: Convert to fraction form
   16,522.47/24,664.86 = 14,157/x
3. Step 3: Cross multiply
   16,522.47x = 24,664.86 × 14,157
4. Step 4: Simplify right side
   16,522.47x = 349,180,423.02
5. Step 5: Solve for x
   x = 349,180,423.02/16,522.47
6. Step 6: Final answer
   x = 21,133.67