Finding the Fourth Proportional to 16,522.28, 24,787.32 and 5,429

Step by Step Solution

1. Step 1: Write the proportion equation
   16,522.28 : 24,787.32 = 5,429 : x
2. Step 2: Convert to fraction form
   16,522.28/24,787.32 = 5,429/x
3. Step 3: Cross multiply
   16,522.28x = 24,787.32 × 5,429
4. Step 4: Simplify right side
   16,522.28x = 134,570,360.28
5. Step 5: Solve for x
   x = 134,570,360.28/16,522.28
6. Step 6: Final answer
   x = 8,144.78