Finding the Third Proportional to 4,428,762 and 7,231,707

Step by Step Solution

1. Step 1: Write the proportion equation
   4,428,762 : 7,231,707 = 7,231,707 : x
2. Step 2: Convert to fraction form
   4,428,762/7,231,707 = 7,231,707/x
3. Step 3: Cross multiply
   4,428,762x = 7,231,707 × 7,231,707
4. Step 4: Simplify right side
   4,428,762x = 52,297,586,133,849
5. Step 5: Solve for x
   x = 52,297,586,133,849/4,428,762
6. Step 6: Final answer
   x = 11,808,624.20