Finding the Third Proportional to 682,428 and 1,468,536

Step by Step Solution

1. Step 1: Write the proportion equation
   682,428 : 1,468,536 = 1,468,536 : x
2. Step 2: Convert to fraction form
   682,428/1,468,536 = 1,468,536/x
3. Step 3: Cross multiply
   682,428x = 1,468,536 × 1,468,536
4. Step 4: Simplify right side
   682,428x = 2,156,597,983,296
5. Step 5: Solve for x
   x = 2,156,597,983,296/682,428
6. Step 6: Final answer
   x = 3,160,183.91