Finding the Fourth Proportional to 3,727.91, 5,591.83 and 954.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,727.91 : 5,591.83 = 954.57 : x
2. Step 2: Convert to fraction form
   3,727.91/5,591.83 = 954.57/x
3. Step 3: Cross multiply
   3,727.91x = 5,591.83 × 954.57
4. Step 4: Simplify right side
   3,727.91x = 5,337,793.16
5. Step 5: Solve for x
   x = 5,337,793.16/3,727.91
6. Step 6: Final answer
   x = 1,431.85