Finding the Third Proportional to 16,197 and 21,885

Step by Step Solution

1. Step 1: Write the proportion equation
   16,197 : 21,885 = 21,885 : x
2. Step 2: Convert to fraction form
   16,197/21,885 = 21,885/x
3. Step 3: Cross multiply
   16,197x = 21,885 × 21,885
4. Step 4: Simplify right side
   16,197x = 478,953,225
5. Step 5: Solve for x
   x = 478,953,225/16,197
6. Step 6: Final answer
   x = 29,570.49