Finding the Third Proportional to 2,225,148 and 4,568,256

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,148 : 4,568,256 = 4,568,256 : x
2. Step 2: Convert to fraction form
   2,225,148/4,568,256 = 4,568,256/x
3. Step 3: Cross multiply
   2,225,148x = 4,568,256 × 4,568,256
4. Step 4: Simplify right side
   2,225,148x = 20,868,962,881,536
5. Step 5: Solve for x
   x = 20,868,962,881,536/2,225,148
6. Step 6: Final answer
   x = 9,378,685.32