Finding the Third Proportional to 16,632 and 20,196

Step by Step Solution

1. Step 1: Write the proportion equation
   16,632 : 20,196 = 20,196 : x
2. Step 2: Convert to fraction form
   16,632/20,196 = 20,196/x
3. Step 3: Cross multiply
   16,632x = 20,196 × 20,196
4. Step 4: Simplify right side
   16,632x = 407,878,416
5. Step 5: Solve for x
   x = 407,878,416/16,632
6. Step 6: Final answer
   x = 24,523.71