Finding the Third Proportional to 226,720 and 494,886

Step by Step Solution

1. Step 1: Write the proportion equation
   226,720 : 494,886 = 494,886 : x
2. Step 2: Convert to fraction form
   226,720/494,886 = 494,886/x
3. Step 3: Cross multiply
   226,720x = 494,886 × 494,886
4. Step 4: Simplify right side
   226,720x = 244,912,152,996
5. Step 5: Solve for x
   x = 244,912,152,996/226,720
6. Step 6: Final answer
   x = 1,080,240.62