Finding the Third Proportional to 2,608 and 7,042

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608 : 7,042 = 7,042 : x
2. Step 2: Convert to fraction form
   2,608/7,042 = 7,042/x
3. Step 3: Cross multiply
   2,608x = 7,042 × 7,042
4. Step 4: Simplify right side
   2,608x = 49,589,764
5. Step 5: Solve for x
   x = 49,589,764/2,608
6. Step 6: Final answer
   x = 19,014.48