Finding the Fourth Proportional to 4,711.82, 7,068.41 and 1,425.20

Step by Step Solution

1. Step 1: Write the proportion equation
   4,711.82 : 7,068.41 = 1,425.20 : x
2. Step 2: Convert to fraction form
   4,711.82/7,068.41 = 1,425.20/x
3. Step 3: Cross multiply
   4,711.82x = 7,068.41 × 1,425.20
4. Step 4: Simplify right side
   4,711.82x = 10,073,868.83
5. Step 5: Solve for x
   x = 10,073,868.83/4,711.82
6. Step 6: Final answer
   x = 2,138.00