Finding the Fourth Proportional to 3,591.72, 4,957.04 and 2,019.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.72 : 4,957.04 = 2,019.83 : x
2. Step 2: Convert to fraction form
   3,591.72/4,957.04 = 2,019.83/x
3. Step 3: Cross multiply
   3,591.72x = 4,957.04 × 2,019.83
4. Step 4: Simplify right side
   3,591.72x = 10,012,358.37
5. Step 5: Solve for x
   x = 10,012,358.37/3,591.72
6. Step 6: Final answer
   x = 2,787.62