Finding the Third Proportional to 2,905.03 and 3,942.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,905.03 : 3,942.42 = 3,942.42 : x
2. Step 2: Convert to fraction form
   2,905.03/3,942.42 = 3,942.42/x
3. Step 3: Cross multiply
   2,905.03x = 3,942.42 × 3,942.42
4. Step 4: Simplify right side
   2,905.03x = 15,542,690.24
5. Step 5: Solve for x
   x = 15,542,690.24/2,905.03
6. Step 6: Final answer
   x = 5,350.27