Finding the Third Proportional to 226,856 and 490,648

Step by Step Solution

1. Step 1: Write the proportion equation
   226,856 : 490,648 = 490,648 : x
2. Step 2: Convert to fraction form
   226,856/490,648 = 490,648/x
3. Step 3: Cross multiply
   226,856x = 490,648 × 490,648
4. Step 4: Simplify right side
   226,856x = 240,735,459,904
5. Step 5: Solve for x
   x = 240,735,459,904/226,856
6. Step 6: Final answer
   x = 1,061,181.81