Finding the Third Proportional to 9,960 and 14,436

Step by Step Solution

1. Step 1: Write the proportion equation
   9,960 : 14,436 = 14,436 : x
2. Step 2: Convert to fraction form
   9,960/14,436 = 14,436/x
3. Step 3: Cross multiply
   9,960x = 14,436 × 14,436
4. Step 4: Simplify right side
   9,960x = 208,398,096
5. Step 5: Solve for x
   x = 208,398,096/9,960
6. Step 6: Final answer
   x = 20,923.50