Finding the Third Proportional to 13,209.75 and 17,928

Step by Step Solution

1. Step 1: Write the proportion equation
   13,209.75 : 17,928 = 17,928 : x
2. Step 2: Convert to fraction form
   13,209.75/17,928 = 17,928/x
3. Step 3: Cross multiply
   13,209.75x = 17,928 × 17,928
4. Step 4: Simplify right side
   13,209.75x = 321,413,184
5. Step 5: Solve for x
   x = 321,413,184/13,209.75
6. Step 6: Final answer
   x = 24,331.51