Finding the Third Proportional to 2,143,704 and 3,412,356

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,704 : 3,412,356 = 3,412,356 : x
2. Step 2: Convert to fraction form
   2,143,704/3,412,356 = 3,412,356/x
3. Step 3: Cross multiply
   2,143,704x = 3,412,356 × 3,412,356
4. Step 4: Simplify right side
   2,143,704x = 11,644,173,470,736
5. Step 5: Solve for x
   x = 11,644,173,470,736/2,143,704
6. Step 6: Final answer
   x = 5,431,800.97