Finding the Third Proportional to 403,648 and 576,150

Step by Step Solution

1. Step 1: Write the proportion equation
   403,648 : 576,150 = 576,150 : x
2. Step 2: Convert to fraction form
   403,648/576,150 = 576,150/x
3. Step 3: Cross multiply
   403,648x = 576,150 × 576,150
4. Step 4: Simplify right side
   403,648x = 331,948,822,500
5. Step 5: Solve for x
   x = 331,948,822,500/403,648
6. Step 6: Final answer
   x = 822,372.02