Finding the Third Proportional to 2,231,734 and 3,243,921

Step by Step Solution

1. Step 1: Write the proportion equation
   2,231,734 : 3,243,921 = 3,243,921 : x
2. Step 2: Convert to fraction form
   2,231,734/3,243,921 = 3,243,921/x
3. Step 3: Cross multiply
   2,231,734x = 3,243,921 × 3,243,921
4. Step 4: Simplify right side
   2,231,734x = 10,523,023,454,241
5. Step 5: Solve for x
   x = 10,523,023,454,241/2,231,734
6. Step 6: Final answer
   x = 4,715,178.18