Finding the Third Proportional to 10,972 and 17,188

Step by Step Solution

1. Step 1: Write the proportion equation
   10,972 : 17,188 = 17,188 : x
2. Step 2: Convert to fraction form
   10,972/17,188 = 17,188/x
3. Step 3: Cross multiply
   10,972x = 17,188 × 17,188
4. Step 4: Simplify right side
   10,972x = 295,427,344
5. Step 5: Solve for x
   x = 295,427,344/10,972
6. Step 6: Final answer
   x = 26,925.57