Finding the Fourth Proportional to 6,781.05, 9,358.20 and 3,796.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,781.05 : 9,358.20 = 3,796.71 : x
2. Step 2: Convert to fraction form
   6,781.05/9,358.20 = 3,796.71/x
3. Step 3: Cross multiply
   6,781.05x = 9,358.20 × 3,796.71
4. Step 4: Simplify right side
   6,781.05x = 35,530,371.52
5. Step 5: Solve for x
   x = 35,530,371.52/6,781.05
6. Step 6: Final answer
   x = 5,239.66