Finding the Fourth Proportional to 4,002.72, 5,522.46 and 2,233.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,002.72 : 5,522.46 = 2,233.98 : x
2. Step 2: Convert to fraction form
   4,002.72/5,522.46 = 2,233.98/x
3. Step 3: Cross multiply
   4,002.72x = 5,522.46 × 2,233.98
4. Step 4: Simplify right side
   4,002.72x = 12,337,065.19
5. Step 5: Solve for x
   x = 12,337,065.19/4,002.72
6. Step 6: Final answer
   x = 3,082.17