Finding the Fourth Proportional to 3,627.12, 5,429.76 and 2,329.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,627.12 : 5,429.76 = 2,329.56 : x
2. Step 2: Convert to fraction form
   3,627.12/5,429.76 = 2,329.56/x
3. Step 3: Cross multiply
   3,627.12x = 5,429.76 × 2,329.56
4. Step 4: Simplify right side
   3,627.12x = 12,648,951.71
5. Step 5: Solve for x
   x = 12,648,951.71/3,627.12
6. Step 6: Final answer
   x = 3,487.33