Finding the Third Proportional to 9,134 and 18,960.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,134 : 18,960.50 = 18,960.50 : x
2. Step 2: Convert to fraction form
   9,134/18,960.50 = 18,960.50/x
3. Step 3: Cross multiply
   9,134x = 18,960.50 × 18,960.50
4. Step 4: Simplify right side
   9,134x = 359,500,560.25
5. Step 5: Solve for x
   x = 359,500,560.25/9,134
6. Step 6: Final answer
   x = 39,358.50