Finding the Third Proportional to 1,428,920 and 3,082,198

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,920 : 3,082,198 = 3,082,198 : x
2. Step 2: Convert to fraction form
   1,428,920/3,082,198 = 3,082,198/x
3. Step 3: Cross multiply
   1,428,920x = 3,082,198 × 3,082,198
4. Step 4: Simplify right side
   1,428,920x = 9,499,944,511,204
5. Step 5: Solve for x
   x = 9,499,944,511,204/1,428,920
6. Step 6: Final answer
   x = 6,648,338.96