Finding the Third Proportional to 640,568 and 1,482,756

Step by Step Solution

1. Step 1: Write the proportion equation
   640,568 : 1,482,756 = 1,482,756 : x
2. Step 2: Convert to fraction form
   640,568/1,482,756 = 1,482,756/x
3. Step 3: Cross multiply
   640,568x = 1,482,756 × 1,482,756
4. Step 4: Simplify right side
   640,568x = 2,198,565,355,536
5. Step 5: Solve for x
   x = 2,198,565,355,536/640,568
6. Step 6: Final answer
   x = 3,432,212.28