Finding the Fourth Proportional to 3,941.73, 5,440.52 and 2,450.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.73 : 5,440.52 = 2,450.78 : x
2. Step 2: Convert to fraction form
   3,941.73/5,440.52 = 2,450.78/x
3. Step 3: Cross multiply
   3,941.73x = 5,440.52 × 2,450.78
4. Step 4: Simplify right side
   3,941.73x = 13,333,478.15
5. Step 5: Solve for x
   x = 13,333,478.15/3,941.73
6. Step 6: Final answer
   x = 3,382.65