Finding the Fourth Proportional to 7,414.28, 10,233.78 and 4,271.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,414.28 : 10,233.78 = 4,271.72 : x
2. Step 2: Convert to fraction form
   7,414.28/10,233.78 = 4,271.72/x
3. Step 3: Cross multiply
   7,414.28x = 10,233.78 × 4,271.72
4. Step 4: Simplify right side
   7,414.28x = 43,715,842.70
5. Step 5: Solve for x
   x = 43,715,842.70/7,414.28
6. Step 6: Final answer
   x = 5,896.17