Finding the Third Proportional to 228,018 and 494,972

Step by Step Solution

1. Step 1: Write the proportion equation
   228,018 : 494,972 = 494,972 : x
2. Step 2: Convert to fraction form
   228,018/494,972 = 494,972/x
3. Step 3: Cross multiply
   228,018x = 494,972 × 494,972
4. Step 4: Simplify right side
   228,018x = 244,997,280,784
5. Step 5: Solve for x
   x = 244,997,280,784/228,018
6. Step 6: Final answer
   x = 1,074,464.65