Finding the Fourth Proportional to 12,423.92, 17,142.84 and 7,046.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,423.92 : 17,142.84 = 7,046.10 : x
2. Step 2: Convert to fraction form
   12,423.92/17,142.84 = 7,046.10/x
3. Step 3: Cross multiply
   12,423.92x = 17,142.84 × 7,046.10
4. Step 4: Simplify right side
   12,423.92x = 120,790,164.92
5. Step 5: Solve for x
   x = 120,790,164.92/12,423.92
6. Step 6: Final answer
   x = 9,722.39