Finding the Third Proportional to 9,600 and 12,192

Step by Step Solution

1. Step 1: Write the proportion equation
   9,600 : 12,192 = 12,192 : x
2. Step 2: Convert to fraction form
   9,600/12,192 = 12,192/x
3. Step 3: Cross multiply
   9,600x = 12,192 × 12,192
4. Step 4: Simplify right side
   9,600x = 148,644,864
5. Step 5: Solve for x
   x = 148,644,864/9,600
6. Step 6: Final answer
   x = 15,483.84