Finding the Fourth Proportional to 3,934.56, 5,429.16 and 2,256.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,934.56 : 5,429.16 = 2,256.24 : x
2. Step 2: Convert to fraction form
   3,934.56/5,429.16 = 2,256.24/x
3. Step 3: Cross multiply
   3,934.56x = 5,429.16 × 2,256.24
4. Step 4: Simplify right side
   3,934.56x = 12,249,487.96
5. Step 5: Solve for x
   x = 12,249,487.96/3,934.56
6. Step 6: Final answer
   x = 3,113.31