Finding the Third Proportional to 215,058 and 333,675

Step by Step Solution

1. Step 1: Write the proportion equation
   215,058 : 333,675 = 333,675 : x
2. Step 2: Convert to fraction form
   215,058/333,675 = 333,675/x
3. Step 3: Cross multiply
   215,058x = 333,675 × 333,675
4. Step 4: Simplify right side
   215,058x = 111,339,005,625
5. Step 5: Solve for x
   x = 111,339,005,625/215,058
6. Step 6: Final answer
   x = 517,716.18