Finding the Third Proportional to 1,428,888 and 3,082,123

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,888 : 3,082,123 = 3,082,123 : x
2. Step 2: Convert to fraction form
   1,428,888/3,082,123 = 3,082,123/x
3. Step 3: Cross multiply
   1,428,888x = 3,082,123 × 3,082,123
4. Step 4: Simplify right side
   1,428,888x = 9,499,482,187,129
5. Step 5: Solve for x
   x = 9,499,482,187,129/1,428,888
6. Step 6: Final answer
   x = 6,648,164.30