Finding the Third Proportional to 226,152 and 486,648

Step by Step Solution

1. Step 1: Write the proportion equation
   226,152 : 486,648 = 486,648 : x
2. Step 2: Convert to fraction form
   226,152/486,648 = 486,648/x
3. Step 3: Cross multiply
   226,152x = 486,648 × 486,648
4. Step 4: Simplify right side
   226,152x = 236,826,275,904
5. Step 5: Solve for x
   x = 236,826,275,904/226,152
6. Step 6: Final answer
   x = 1,047,199.56