Finding the Third Proportional to 2,840 and 3,808

Step by Step Solution

1. Step 1: Write the proportion equation
   2,840 : 3,808 = 3,808 : x
2. Step 2: Convert to fraction form
   2,840/3,808 = 3,808/x
3. Step 3: Cross multiply
   2,840x = 3,808 × 3,808
4. Step 4: Simplify right side
   2,840x = 14,500,864
5. Step 5: Solve for x
   x = 14,500,864/2,840
6. Step 6: Final answer
   x = 5,105.94