Finding the Fourth Proportional to 3,434.46, 5,142.47 and 2,825.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434.46 : 5,142.47 = 2,825.52 : x
2. Step 2: Convert to fraction form
   3,434.46/5,142.47 = 2,825.52/x
3. Step 3: Cross multiply
   3,434.46x = 5,142.47 × 2,825.52
4. Step 4: Simplify right side
   3,434.46x = 14,530,151.83
5. Step 5: Solve for x
   x = 14,530,151.83/3,434.46
6. Step 6: Final answer
   x = 4,230.69