Finding the Fourth Proportional to 3,966.52, 5,976.17 and 3,591.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,966.52 : 5,976.17 = 3,591.52 : x
2. Step 2: Convert to fraction form
   3,966.52/5,976.17 = 3,591.52/x
3. Step 3: Cross multiply
   3,966.52x = 5,976.17 × 3,591.52
4. Step 4: Simplify right side
   3,966.52x = 21,463,534.08
5. Step 5: Solve for x
   x = 21,463,534.08/3,966.52
6. Step 6: Final answer
   x = 5,411.18