Finding the Third Proportional to 2,057,431 and 4,522,103

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,431 : 4,522,103 = 4,522,103 : x
2. Step 2: Convert to fraction form
   2,057,431/4,522,103 = 4,522,103/x
3. Step 3: Cross multiply
   2,057,431x = 4,522,103 × 4,522,103
4. Step 4: Simplify right side
   2,057,431x = 20,449,415,542,609
5. Step 5: Solve for x
   x = 20,449,415,542,609/2,057,431
6. Step 6: Final answer
   x = 9,939,295.92