Finding the Fourth Proportional to 3,591.57, 4,956.48 and 2,019.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.57 : 4,956.48 = 2,019.63 : x
2. Step 2: Convert to fraction form
   3,591.57/4,956.48 = 2,019.63/x
3. Step 3: Cross multiply
   3,591.57x = 4,956.48 × 2,019.63
4. Step 4: Simplify right side
   3,591.57x = 10,010,255.70
5. Step 5: Solve for x
   x = 10,010,255.70/3,591.57
6. Step 6: Final answer
   x = 2,787.15