Finding the Third Proportional to 9,568,440 and 20,464,632

Step by Step Solution

1. Step 1: Write the proportion equation
   9,568,440 : 20,464,632 = 20,464,632 : x
2. Step 2: Convert to fraction form
   9,568,440/20,464,632 = 20,464,632/x
3. Step 3: Cross multiply
   9,568,440x = 20,464,632 × 20,464,632
4. Step 4: Simplify right side
   9,568,440x = 418,801,162,895,424
5. Step 5: Solve for x
   x = 418,801,162,895,424/9,568,440
6. Step 6: Final answer
   x = 43,769,011.76