Finding the Third Proportional to 4,396,622 and 9,545,238

Step by Step Solution

1. Step 1: Write the proportion equation
   4,396,622 : 9,545,238 = 9,545,238 : x
2. Step 2: Convert to fraction form
   4,396,622/9,545,238 = 9,545,238/x
3. Step 3: Cross multiply
   4,396,622x = 9,545,238 × 9,545,238
4. Step 4: Simplify right side
   4,396,622x = 91,111,568,476,644
5. Step 5: Solve for x
   x = 91,111,568,476,644/4,396,622
6. Step 6: Final answer
   x = 20,723,084.33