Finding the Third Proportional to 203,716 and 481,648

Step by Step Solution

1. Step 1: Write the proportion equation
   203,716 : 481,648 = 481,648 : x
2. Step 2: Convert to fraction form
   203,716/481,648 = 481,648/x
3. Step 3: Cross multiply
   203,716x = 481,648 × 481,648
4. Step 4: Simplify right side
   203,716x = 231,984,795,904
5. Step 5: Solve for x
   x = 231,984,795,904/203,716
6. Step 6: Final answer
   x = 1,138,765.71