Finding the Third Proportional to 12,216 and 16,250

Step by Step Solution

1. Step 1: Write the proportion equation
   12,216 : 16,250 = 16,250 : x
2. Step 2: Convert to fraction form
   12,216/16,250 = 16,250/x
3. Step 3: Cross multiply
   12,216x = 16,250 × 16,250
4. Step 4: Simplify right side
   12,216x = 264,062,500
5. Step 5: Solve for x
   x = 264,062,500/12,216
6. Step 6: Final answer
   x = 21,616.12