Finding the Third Proportional to 17,188 and 19,876

Step by Step Solution

1. Step 1: Write the proportion equation
   17,188 : 19,876 = 19,876 : x
2. Step 2: Convert to fraction form
   17,188/19,876 = 19,876/x
3. Step 3: Cross multiply
   17,188x = 19,876 × 19,876
4. Step 4: Simplify right side
   17,188x = 395,055,376
5. Step 5: Solve for x
   x = 395,055,376/17,188
6. Step 6: Final answer
   x = 22,984.37