Finding the Third Proportional to 203,760 and 481,728

Step by Step Solution

1. Step 1: Write the proportion equation
   203,760 : 481,728 = 481,728 : x
2. Step 2: Convert to fraction form
   203,760/481,728 = 481,728/x
3. Step 3: Cross multiply
   203,760x = 481,728 × 481,728
4. Step 4: Simplify right side
   203,760x = 232,061,865,984
5. Step 5: Solve for x
   x = 232,061,865,984/203,760
6. Step 6: Final answer
   x = 1,138,898.05