Finding the Third Proportional to 707,692 and 1,040,658

Step by Step Solution

1. Step 1: Write the proportion equation
   707,692 : 1,040,658 = 1,040,658 : x
2. Step 2: Convert to fraction form
   707,692/1,040,658 = 1,040,658/x
3. Step 3: Cross multiply
   707,692x = 1,040,658 × 1,040,658
4. Step 4: Simplify right side
   707,692x = 1,082,969,072,964
5. Step 5: Solve for x
   x = 1,082,969,072,964/707,692
6. Step 6: Final answer
   x = 1,530,283.05