Finding the Third Proportional to 13,040 and 17,940

Step by Step Solution

1. Step 1: Write the proportion equation
   13,040 : 17,940 = 17,940 : x
2. Step 2: Convert to fraction form
   13,040/17,940 = 17,940/x
3. Step 3: Cross multiply
   13,040x = 17,940 × 17,940
4. Step 4: Simplify right side
   13,040x = 321,843,600
5. Step 5: Solve for x
   x = 321,843,600/13,040
6. Step 6: Final answer
   x = 24,681.26