Finding the Fourth Proportional to 8,942.38, 12,340.38 and 4,963.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,942.38 : 12,340.38 = 4,963.42 : x
2. Step 2: Convert to fraction form
   8,942.38/12,340.38 = 4,963.42/x
3. Step 3: Cross multiply
   8,942.38x = 12,340.38 × 4,963.42
4. Step 4: Simplify right side
   8,942.38x = 61,250,488.90
5. Step 5: Solve for x
   x = 61,250,488.90/8,942.38
6. Step 6: Final answer
   x = 6,849.46