Finding the Third Proportional to 31,383,626 and 67,721,524

Step by Step Solution

1. Step 1: Write the proportion equation
   31,383,626 : 67,721,524 = 67,721,524 : x
2. Step 2: Convert to fraction form
   31,383,626/67,721,524 = 67,721,524/x
3. Step 3: Cross multiply
   31,383,626x = 67,721,524 × 67,721,524
4. Step 4: Simplify right side
   31,383,626x = 4,586,204,812,882,576
5. Step 5: Solve for x
   x = 4,586,204,812,882,576/31,383,626
6. Step 6: Final answer
   x = 146,133,681.71