Finding the Third Proportional to 103,908.50 and 225,529

Step by Step Solution

1. Step 1: Write the proportion equation
   103,908.50 : 225,529 = 225,529 : x
2. Step 2: Convert to fraction form
   103,908.50/225,529 = 225,529/x
3. Step 3: Cross multiply
   103,908.50x = 225,529 × 225,529
4. Step 4: Simplify right side
   103,908.50x = 50,863,329,841
5. Step 5: Solve for x
   x = 50,863,329,841/103,908.50
6. Step 6: Final answer
   x = 489,501.15