Finding the Third Proportional to 623,404 and 1,346,452

Step by Step Solution

1. Step 1: Write the proportion equation
   623,404 : 1,346,452 = 1,346,452 : x
2. Step 2: Convert to fraction form
   623,404/1,346,452 = 1,346,452/x
3. Step 3: Cross multiply
   623,404x = 1,346,452 × 1,346,452
4. Step 4: Simplify right side
   623,404x = 1,812,932,988,304
5. Step 5: Solve for x
   x = 1,812,932,988,304/623,404
6. Step 6: Final answer
   x = 2,908,118.95