Finding the Fourth Proportional to 16,442.15, 22,691.55 and 10,068.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,442.15 : 22,691.55 = 10,068.71 : x
2. Step 2: Convert to fraction form
   16,442.15/22,691.55 = 10,068.71/x
3. Step 3: Cross multiply
   16,442.15x = 22,691.55 × 10,068.71
4. Step 4: Simplify right side
   16,442.15x = 228,474,522.94
5. Step 5: Solve for x
   x = 228,474,522.94/16,442.15
6. Step 6: Final answer
   x = 13,895.66