Finding the Third Proportional to 565,728 and 1,231,086

Step by Step Solution

1. Step 1: Write the proportion equation
   565,728 : 1,231,086 = 1,231,086 : x
2. Step 2: Convert to fraction form
   565,728/1,231,086 = 1,231,086/x
3. Step 3: Cross multiply
   565,728x = 1,231,086 × 1,231,086
4. Step 4: Simplify right side
   565,728x = 1,515,572,739,396
5. Step 5: Solve for x
   x = 1,515,572,739,396/565,728
6. Step 6: Final answer
   x = 2,678,977.78