Finding the Fourth Proportional to 2,942.55, 4,414.41 and 994.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,942.55 : 4,414.41 = 994.71 : x
2. Step 2: Convert to fraction form
   2,942.55/4,414.41 = 994.71/x
3. Step 3: Cross multiply
   2,942.55x = 4,414.41 × 994.71
4. Step 4: Simplify right side
   2,942.55x = 4,391,057.77
5. Step 5: Solve for x
   x = 4,391,057.77/2,942.55
6. Step 6: Final answer
   x = 1,492.26