Finding the Third Proportional to 9,288 and 12,236

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288 : 12,236 = 12,236 : x
2. Step 2: Convert to fraction form
   9,288/12,236 = 12,236/x
3. Step 3: Cross multiply
   9,288x = 12,236 × 12,236
4. Step 4: Simplify right side
   9,288x = 149,719,696
5. Step 5: Solve for x
   x = 149,719,696/9,288
6. Step 6: Final answer
   x = 16,119.69