Finding the Third Proportional to 228,568 and 333,916

Step by Step Solution

1. Step 1: Write the proportion equation
   228,568 : 333,916 = 333,916 : x
2. Step 2: Convert to fraction form
   228,568/333,916 = 333,916/x
3. Step 3: Cross multiply
   228,568x = 333,916 × 333,916
4. Step 4: Simplify right side
   228,568x = 111,499,895,056
5. Step 5: Solve for x
   x = 111,499,895,056/228,568
6. Step 6: Final answer
   x = 487,819.36