Finding the Third Proportional to 1,418,304 and 2,128,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,304 : 2,128,452 = 2,128,452 : x
2. Step 2: Convert to fraction form
   1,418,304/2,128,452 = 2,128,452/x
3. Step 3: Cross multiply
   1,418,304x = 2,128,452 × 2,128,452
4. Step 4: Simplify right side
   1,418,304x = 4,530,307,916,304
5. Step 5: Solve for x
   x = 4,530,307,916,304/1,418,304
6. Step 6: Final answer
   x = 3,194,172.70