Finding the Third Proportional to 12,693 and 16,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,693 : 16,951.50 = 16,951.50 : x
2. Step 2: Convert to fraction form
   12,693/16,951.50 = 16,951.50/x
3. Step 3: Cross multiply
   12,693x = 16,951.50 × 16,951.50
4. Step 4: Simplify right side
   12,693x = 287,353,352.25
5. Step 5: Solve for x
   x = 287,353,352.25/12,693
6. Step 6: Final answer
   x = 22,638.73