Finding the Third Proportional to 2,568,919.50 and 5,646,330

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568,919.50 : 5,646,330 = 5,646,330 : x
2. Step 2: Convert to fraction form
   2,568,919.50/5,646,330 = 5,646,330/x
3. Step 3: Cross multiply
   2,568,919.50x = 5,646,330 × 5,646,330
4. Step 4: Simplify right side
   2,568,919.50x = 31,881,042,468,900
5. Step 5: Solve for x
   x = 31,881,042,468,900/2,568,919.50
6. Step 6: Final answer
   x = 12,410,292.53