Finding the Fourth Proportional to 3,500.62, 5,223.50 and 3,132.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,500.62 : 5,223.50 = 3,132.88 : x
2. Step 2: Convert to fraction form
   3,500.62/5,223.50 = 3,132.88/x
3. Step 3: Cross multiply
   3,500.62x = 5,223.50 × 3,132.88
4. Step 4: Simplify right side
   3,500.62x = 16,364,598.68
5. Step 5: Solve for x
   x = 16,364,598.68/3,500.62
6. Step 6: Final answer
   x = 4,674.77