Finding the Third Proportional to 12,702 and 17,134

Step by Step Solution

1. Step 1: Write the proportion equation
   12,702 : 17,134 = 17,134 : x
2. Step 2: Convert to fraction form
   12,702/17,134 = 17,134/x
3. Step 3: Cross multiply
   12,702x = 17,134 × 17,134
4. Step 4: Simplify right side
   12,702x = 293,573,956
5. Step 5: Solve for x
   x = 293,573,956/12,702
6. Step 6: Final answer
   x = 23,112.42