Finding the Third Proportional to 10,988.44 and 17,040.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,988.44 : 17,040.38 = 17,040.38 : x
2. Step 2: Convert to fraction form
   10,988.44/17,040.38 = 17,040.38/x
3. Step 3: Cross multiply
   10,988.44x = 17,040.38 × 17,040.38
4. Step 4: Simplify right side
   10,988.44x = 290,374,380.14
5. Step 5: Solve for x
   x = 290,374,380.14/10,988.44
6. Step 6: Final answer
   x = 26,425.45