Finding the Third Proportional to 477,618 and 1,004,388

Step by Step Solution

1. Step 1: Write the proportion equation
   477,618 : 1,004,388 = 1,004,388 : x
2. Step 2: Convert to fraction form
   477,618/1,004,388 = 1,004,388/x
3. Step 3: Cross multiply
   477,618x = 1,004,388 × 1,004,388
4. Step 4: Simplify right side
   477,618x = 1,008,795,254,544
5. Step 5: Solve for x
   x = 1,008,795,254,544/477,618
6. Step 6: Final answer
   x = 2,112,138.27