Finding the Third Proportional to 60,616.50 and 131,601

Step by Step Solution

1. Step 1: Write the proportion equation
   60,616.50 : 131,601 = 131,601 : x
2. Step 2: Convert to fraction form
   60,616.50/131,601 = 131,601/x
3. Step 3: Cross multiply
   60,616.50x = 131,601 × 131,601
4. Step 4: Simplify right side
   60,616.50x = 17,318,823,201
5. Step 5: Solve for x
   x = 17,318,823,201/60,616.50
6. Step 6: Final answer
   x = 285,711.37