Finding the Third Proportional to 9,408 and 17,184

Step by Step Solution

1. Step 1: Write the proportion equation
   9,408 : 17,184 = 17,184 : x
2. Step 2: Convert to fraction form
   9,408/17,184 = 17,184/x
3. Step 3: Cross multiply
   9,408x = 17,184 × 17,184
4. Step 4: Simplify right side
   9,408x = 295,289,856
5. Step 5: Solve for x
   x = 295,289,856/9,408
6. Step 6: Final answer
   x = 31,387.10