Finding the Third Proportional to 2,020,626 and 4,321,431

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,626 : 4,321,431 = 4,321,431 : x
2. Step 2: Convert to fraction form
   2,020,626/4,321,431 = 4,321,431/x
3. Step 3: Cross multiply
   2,020,626x = 4,321,431 × 4,321,431
4. Step 4: Simplify right side
   2,020,626x = 18,674,765,887,761
5. Step 5: Solve for x
   x = 18,674,765,887,761/2,020,626
6. Step 6: Final answer
   x = 9,242,069.48