Finding the Third Proportional to 1,428,911 and 3,082,171

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,911 : 3,082,171 = 3,082,171 : x
2. Step 2: Convert to fraction form
   1,428,911/3,082,171 = 3,082,171/x
3. Step 3: Cross multiply
   1,428,911x = 3,082,171 × 3,082,171
4. Step 4: Simplify right side
   1,428,911x = 9,499,778,073,241
5. Step 5: Solve for x
   x = 9,499,778,073,241/1,428,911
6. Step 6: Final answer
   x = 6,648,264.36