Finding the Third Proportional to 20,880 and 32,388

Step by Step Solution

1. Step 1: Write the proportion equation
   20,880 : 32,388 = 32,388 : x
2. Step 2: Convert to fraction form
   20,880/32,388 = 32,388/x
3. Step 3: Cross multiply
   20,880x = 32,388 × 32,388
4. Step 4: Simplify right side
   20,880x = 1,048,982,544
5. Step 5: Solve for x
   x = 1,048,982,544/20,880
6. Step 6: Final answer
   x = 50,238.63