Finding the Third Proportional to 2,280.94 and 3,423.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.94 : 3,423.94 = 3,423.94 : x
2. Step 2: Convert to fraction form
   2,280.94/3,423.94 = 3,423.94/x
3. Step 3: Cross multiply
   2,280.94x = 3,423.94 × 3,423.94
4. Step 4: Simplify right side
   2,280.94x = 11,723,348.00
5. Step 5: Solve for x
   x = 11,723,348.00/2,280.94
6. Step 6: Final answer
   x = 5,139.71