Finding the Third Proportional to 11,118 and 16,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,118 : 16,231.50 = 16,231.50 : x
2. Step 2: Convert to fraction form
   11,118/16,231.50 = 16,231.50/x
3. Step 3: Cross multiply
   11,118x = 16,231.50 × 16,231.50
4. Step 4: Simplify right side
   11,118x = 263,461,592.25
5. Step 5: Solve for x
   x = 263,461,592.25/11,118
6. Step 6: Final answer
   x = 23,696.85