Finding the Third Proportional to 630,612 and 1,383,860

Step by Step Solution

1. Step 1: Write the proportion equation
   630,612 : 1,383,860 = 1,383,860 : x
2. Step 2: Convert to fraction form
   630,612/1,383,860 = 1,383,860/x
3. Step 3: Cross multiply
   630,612x = 1,383,860 × 1,383,860
4. Step 4: Simplify right side
   630,612x = 1,915,068,499,600
5. Step 5: Solve for x
   x = 1,915,068,499,600/630,612
6. Step 6: Final answer
   x = 3,036,841.19