Finding the Third Proportional to 222,608 and 494,960

Step by Step Solution

1. Step 1: Write the proportion equation
   222,608 : 494,960 = 494,960 : x
2. Step 2: Convert to fraction form
   222,608/494,960 = 494,960/x
3. Step 3: Cross multiply
   222,608x = 494,960 × 494,960
4. Step 4: Simplify right side
   222,608x = 244,985,401,600
5. Step 5: Solve for x
   x = 244,985,401,600/222,608
6. Step 6: Final answer
   x = 1,100,523.80