Finding the Fourth Proportional to 3,976.38, 5,965.77 and 3,903.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.38 : 5,965.77 = 3,903.48 : x
2. Step 2: Convert to fraction form
   3,976.38/5,965.77 = 3,903.48/x
3. Step 3: Cross multiply
   3,976.38x = 5,965.77 × 3,903.48
4. Step 4: Simplify right side
   3,976.38x = 23,287,263.88
5. Step 5: Solve for x
   x = 23,287,263.88/3,976.38
6. Step 6: Final answer
   x = 5,856.40