Finding the Third Proportional to 2,940 and 7,108

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940 : 7,108 = 7,108 : x
2. Step 2: Convert to fraction form
   2,940/7,108 = 7,108/x
3. Step 3: Cross multiply
   2,940x = 7,108 × 7,108
4. Step 4: Simplify right side
   2,940x = 50,523,664
5. Step 5: Solve for x
   x = 50,523,664/2,940
6. Step 6: Final answer
   x = 17,184.92