Finding the Fourth Proportional to 3,942.56, 5,440.24 and 2,264.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942.56 : 5,440.24 = 2,264.04 : x
2. Step 2: Convert to fraction form
   3,942.56/5,440.24 = 2,264.04/x
3. Step 3: Cross multiply
   3,942.56x = 5,440.24 × 2,264.04
4. Step 4: Simplify right side
   3,942.56x = 12,316,920.97
5. Step 5: Solve for x
   x = 12,316,920.97/3,942.56
6. Step 6: Final answer
   x = 3,124.09