Finding the Third Proportional to 226,722 and 494,890

Step by Step Solution

1. Step 1: Write the proportion equation
   226,722 : 494,890 = 494,890 : x
2. Step 2: Convert to fraction form
   226,722/494,890 = 494,890/x
3. Step 3: Cross multiply
   226,722x = 494,890 × 494,890
4. Step 4: Simplify right side
   226,722x = 244,916,112,100
5. Step 5: Solve for x
   x = 244,916,112,100/226,722
6. Step 6: Final answer
   x = 1,080,248.55