Finding the Fourth Proportional to 3,530.56, 4,872.28 and 2,132.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530.56 : 4,872.28 = 2,132.52 : x
2. Step 2: Convert to fraction form
   3,530.56/4,872.28 = 2,132.52/x
3. Step 3: Cross multiply
   3,530.56x = 4,872.28 × 2,132.52
4. Step 4: Simplify right side
   3,530.56x = 10,390,234.55
5. Step 5: Solve for x
   x = 10,390,234.55/3,530.56
6. Step 6: Final answer
   x = 2,942.94