Finding the Fourth Proportional to 10,960.17, 16,442.69 and 3,168.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,960.17 : 16,442.69 = 3,168.39 : x
2. Step 2: Convert to fraction form
   10,960.17/16,442.69 = 3,168.39/x
3. Step 3: Cross multiply
   10,960.17x = 16,442.69 × 3,168.39
4. Step 4: Simplify right side
   10,960.17x = 52,096,854.57
5. Step 5: Solve for x
   x = 52,096,854.57/10,960.17
6. Step 6: Final answer
   x = 4,753.29