Finding the Third Proportional to 1,418,928 and 2,203,020

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,928 : 2,203,020 = 2,203,020 : x
2. Step 2: Convert to fraction form
   1,418,928/2,203,020 = 2,203,020/x
3. Step 3: Cross multiply
   1,418,928x = 2,203,020 × 2,203,020
4. Step 4: Simplify right side
   1,418,928x = 4,853,297,120,400
5. Step 5: Solve for x
   x = 4,853,297,120,400/1,418,928
6. Step 6: Final answer
   x = 3,420,397.03