Finding the Third Proportional to 11,142 and 17,273

Step by Step Solution

1. Step 1: Write the proportion equation
   11,142 : 17,273 = 17,273 : x
2. Step 2: Convert to fraction form
   11,142/17,273 = 17,273/x
3. Step 3: Cross multiply
   11,142x = 17,273 × 17,273
4. Step 4: Simplify right side
   11,142x = 298,356,529
5. Step 5: Solve for x
   x = 298,356,529/11,142
6. Step 6: Final answer
   x = 26,777.65