Finding the Fourth Proportional to 12,711.53, 17,541.72 and 7,046.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,711.53 : 17,541.72 = 7,046.28 : x
2. Step 2: Convert to fraction form
   12,711.53/17,541.72 = 7,046.28/x
3. Step 3: Cross multiply
   12,711.53x = 17,541.72 × 7,046.28
4. Step 4: Simplify right side
   12,711.53x = 123,603,870.80
5. Step 5: Solve for x
   x = 123,603,870.80/12,711.53
6. Step 6: Final answer
   x = 9,723.76