Finding the Third Proportional to 13,540.50 and 18,108

Step by Step Solution

1. Step 1: Write the proportion equation
   13,540.50 : 18,108 = 18,108 : x
2. Step 2: Convert to fraction form
   13,540.50/18,108 = 18,108/x
3. Step 3: Cross multiply
   13,540.50x = 18,108 × 18,108
4. Step 4: Simplify right side
   13,540.50x = 327,899,664
5. Step 5: Solve for x
   x = 327,899,664/13,540.50
6. Step 6: Final answer
   x = 24,216.22