Finding the Third Proportional to 630,628 and 1,383,896

Step by Step Solution

1. Step 1: Write the proportion equation
   630,628 : 1,383,896 = 1,383,896 : x
2. Step 2: Convert to fraction form
   630,628/1,383,896 = 1,383,896/x
3. Step 3: Cross multiply
   630,628x = 1,383,896 × 1,383,896
4. Step 4: Simplify right side
   630,628x = 1,915,168,138,816
5. Step 5: Solve for x
   x = 1,915,168,138,816/630,628
6. Step 6: Final answer
   x = 3,036,922.15