Finding the Third Proportional to 276,546 and 603,150

Step by Step Solution

1. Step 1: Write the proportion equation
   276,546 : 603,150 = 603,150 : x
2. Step 2: Convert to fraction form
   276,546/603,150 = 603,150/x
3. Step 3: Cross multiply
   276,546x = 603,150 × 603,150
4. Step 4: Simplify right side
   276,546x = 363,789,922,500
5. Step 5: Solve for x
   x = 363,789,922,500/276,546
6. Step 6: Final answer
   x = 1,315,477.07