Finding the Third Proportional to 12,000 and 16,888.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,000 : 16,888.50 = 16,888.50 : x
2. Step 2: Convert to fraction form
   12,000/16,888.50 = 16,888.50/x
3. Step 3: Cross multiply
   12,000x = 16,888.50 × 16,888.50
4. Step 4: Simplify right side
   12,000x = 285,221,432.25
5. Step 5: Solve for x
   x = 285,221,432.25/12,000
6. Step 6: Final answer
   x = 23,768.45