Finding the Fourth Proportional to 3,942.38, 5,440.61 and 2,264.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,942.38 : 5,440.61 = 2,264.09 : x
2. Step 2: Convert to fraction form
   3,942.38/5,440.61 = 2,264.09/x
3. Step 3: Cross multiply
   3,942.38x = 5,440.61 × 2,264.09
4. Step 4: Simplify right side
   3,942.38x = 12,318,009.15
5. Step 5: Solve for x
   x = 12,318,009.15/3,942.38
6. Step 6: Final answer
   x = 3,124.51