Finding the Fourth Proportional to 3,002.22, 4,500.21 and 1,152.87

Step by Step Solution

1. Step 1: Write the proportion equation
   3,002.22 : 4,500.21 = 1,152.87 : x
2. Step 2: Convert to fraction form
   3,002.22/4,500.21 = 1,152.87/x
3. Step 3: Cross multiply
   3,002.22x = 4,500.21 × 1,152.87
4. Step 4: Simplify right side
   3,002.22x = 5,188,157.10
5. Step 5: Solve for x
   x = 5,188,157.10/3,002.22
6. Step 6: Final answer
   x = 1,728.11