Finding the Third Proportional to 451,624 and 699,062

Step by Step Solution

1. Step 1: Write the proportion equation
   451,624 : 699,062 = 699,062 : x
2. Step 2: Convert to fraction form
   451,624/699,062 = 699,062/x
3. Step 3: Cross multiply
   451,624x = 699,062 × 699,062
4. Step 4: Simplify right side
   451,624x = 488,687,679,844
5. Step 5: Solve for x
   x = 488,687,679,844/451,624
6. Step 6: Final answer
   x = 1,082,067.56