Finding the Third Proportional to 677,860 and 1,050,463

Step by Step Solution

1. Step 1: Write the proportion equation
   677,860 : 1,050,463 = 1,050,463 : x
2. Step 2: Convert to fraction form
   677,860/1,050,463 = 1,050,463/x
3. Step 3: Cross multiply
   677,860x = 1,050,463 × 1,050,463
4. Step 4: Simplify right side
   677,860x = 1,103,472,514,369
5. Step 5: Solve for x
   x = 1,103,472,514,369/677,860
6. Step 6: Final answer
   x = 1,627,876.72