Finding the Third Proportional to 1,428,903 and 3,082,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,903 : 3,082,156 = 3,082,156 : x
2. Step 2: Convert to fraction form
   1,428,903/3,082,156 = 3,082,156/x
3. Step 3: Cross multiply
   1,428,903x = 3,082,156 × 3,082,156
4. Step 4: Simplify right side
   1,428,903x = 9,499,685,608,336
5. Step 5: Solve for x
   x = 9,499,685,608,336/1,428,903
6. Step 6: Final answer
   x = 6,648,236.87