Finding the Third Proportional to 16,512 and 17,808

Step by Step Solution

1. Step 1: Write the proportion equation
   16,512 : 17,808 = 17,808 : x
2. Step 2: Convert to fraction form
   16,512/17,808 = 17,808/x
3. Step 3: Cross multiply
   16,512x = 17,808 × 17,808
4. Step 4: Simplify right side
   16,512x = 317,124,864
5. Step 5: Solve for x
   x = 317,124,864/16,512
6. Step 6: Final answer
   x = 19,205.72