Finding the Fourth Proportional to 10,942.78, 16,414.68 and 3,547.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,942.78 : 16,414.68 = 3,547.82 : x
2. Step 2: Convert to fraction form
   10,942.78/16,414.68 = 3,547.82/x
3. Step 3: Cross multiply
   10,942.78x = 16,414.68 × 3,547.82
4. Step 4: Simplify right side
   10,942.78x = 58,236,330.00
5. Step 5: Solve for x
   x = 58,236,330.00/10,942.78
6. Step 6: Final answer
   x = 5,321.90