Finding the Fourth Proportional to 10,942.54, 16,411.05 and 3,151.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,942.54 : 16,411.05 = 3,151.35 : x
2. Step 2: Convert to fraction form
   10,942.54/16,411.05 = 3,151.35/x
3. Step 3: Cross multiply
   10,942.54x = 16,411.05 × 3,151.35
4. Step 4: Simplify right side
   10,942.54x = 51,716,962.42
5. Step 5: Solve for x
   x = 51,716,962.42/10,942.54
6. Step 6: Final answer
   x = 4,726.23