Finding the Third Proportional to 483,144 and 723,564

Step by Step Solution

1. Step 1: Write the proportion equation
   483,144 : 723,564 = 723,564 : x
2. Step 2: Convert to fraction form
   483,144/723,564 = 723,564/x
3. Step 3: Cross multiply
   483,144x = 723,564 × 723,564
4. Step 4: Simplify right side
   483,144x = 523,544,862,096
5. Step 5: Solve for x
   x = 523,544,862,096/483,144
6. Step 6: Final answer
   x = 1,083,620.75