Finding the Third Proportional to 1,431,450 and 3,120,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,450 : 3,120,116 = 3,120,116 : x
2. Step 2: Convert to fraction form
   1,431,450/3,120,116 = 3,120,116/x
3. Step 3: Cross multiply
   1,431,450x = 3,120,116 × 3,120,116
4. Step 4: Simplify right side
   1,431,450x = 9,735,123,853,456
5. Step 5: Solve for x
   x = 9,735,123,853,456/1,431,450
6. Step 6: Final answer
   x = 6,800,882.92