Finding the Fourth Proportional to 3,825.12, 5,704.02 and 3,522.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,825.12 : 5,704.02 = 3,522.18 : x
2. Step 2: Convert to fraction form
   3,825.12/5,704.02 = 3,522.18/x
3. Step 3: Cross multiply
   3,825.12x = 5,704.02 × 3,522.18
4. Step 4: Simplify right side
   3,825.12x = 20,090,606.55
5. Step 5: Solve for x
   x = 20,090,606.55/3,825.12
6. Step 6: Final answer
   x = 5,252.28