Finding the Fourth Proportional to 2,942.17, 4,419.41 and 2,480.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.17 : 4,419.41 = 2,480.85 : x
2. Step 2: Convert to fraction form
   2,942.17/4,419.41 = 2,480.85/x
3. Step 3: Cross multiply
   2,942.17x = 4,419.41 × 2,480.85
4. Step 4: Simplify right side
   2,942.17x = 10,963,880.89
5. Step 5: Solve for x
   x = 10,963,880.89/2,942.17
6. Step 6: Final answer
   x = 3,726.46