Finding the Third Proportional to 11,910 and 17,018

Step by Step Solution

1. Step 1: Write the proportion equation
   11,910 : 17,018 = 17,018 : x
2. Step 2: Convert to fraction form
   11,910/17,018 = 17,018/x
3. Step 3: Cross multiply
   11,910x = 17,018 × 17,018
4. Step 4: Simplify right side
   11,910x = 289,612,324
5. Step 5: Solve for x
   x = 289,612,324/11,910
6. Step 6: Final answer
   x = 24,316.74