Finding the Third Proportional to 10,988 and 16,080

Step by Step Solution

1. Step 1: Write the proportion equation
   10,988 : 16,080 = 16,080 : x
2. Step 2: Convert to fraction form
   10,988/16,080 = 16,080/x
3. Step 3: Cross multiply
   10,988x = 16,080 × 16,080
4. Step 4: Simplify right side
   10,988x = 258,566,400
5. Step 5: Solve for x
   x = 258,566,400/10,988
6. Step 6: Final answer
   x = 23,531.71