Finding the Third Proportional to 223,848 and 485,544

Step by Step Solution

1. Step 1: Write the proportion equation
   223,848 : 485,544 = 485,544 : x
2. Step 2: Convert to fraction form
   223,848/485,544 = 485,544/x
3. Step 3: Cross multiply
   223,848x = 485,544 × 485,544
4. Step 4: Simplify right side
   223,848x = 235,752,975,936
5. Step 5: Solve for x
   x = 235,752,975,936/223,848
6. Step 6: Final answer
   x = 1,053,183.30