Finding the Fourth Proportional to 16,522.67, 24,778.76 and 5,426.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,522.67 : 24,778.76 = 5,426.78 : x
2. Step 2: Convert to fraction form
   16,522.67/24,778.76 = 5,426.78/x
3. Step 3: Cross multiply
   16,522.67x = 24,778.76 × 5,426.78
4. Step 4: Simplify right side
   16,522.67x = 134,468,954.71
5. Step 5: Solve for x
   x = 134,468,954.71/16,522.67
6. Step 6: Final answer
   x = 8,138.45