Finding the Third Proportional to 8,908.50 and 12,080.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,908.50 : 12,080.25 = 12,080.25 : x
2. Step 2: Convert to fraction form
   8,908.50/12,080.25 = 12,080.25/x
3. Step 3: Cross multiply
   8,908.50x = 12,080.25 × 12,080.25
4. Step 4: Simplify right side
   8,908.50x = 145,932,440.06
5. Step 5: Solve for x
   x = 145,932,440.06/8,908.50
6. Step 6: Final answer
   x = 16,381.26