Finding the Third Proportional to 9,142.88 and 12,233.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142.88 : 12,233.53 = 12,233.53 : x
2. Step 2: Convert to fraction form
   9,142.88/12,233.53 = 12,233.53/x
3. Step 3: Cross multiply
   9,142.88x = 12,233.53 × 12,233.53
4. Step 4: Simplify right side
   9,142.88x = 149,659,286.84
5. Step 5: Solve for x
   x = 149,659,286.84/9,142.88
6. Step 6: Final answer
   x = 16,368.95