Finding the Third Proportional to 425,723.50 and 654,562

Step by Step Solution

1. Step 1: Write the proportion equation
   425,723.50 : 654,562 = 654,562 : x
2. Step 2: Convert to fraction form
   425,723.50/654,562 = 654,562/x
3. Step 3: Cross multiply
   425,723.50x = 654,562 × 654,562
4. Step 4: Simplify right side
   425,723.50x = 428,451,411,844
5. Step 5: Solve for x
   x = 428,451,411,844/425,723.50
6. Step 6: Final answer
   x = 1,006,407.71