Finding the Fourth Proportional to 3,591.10, 4,956.19 and 2,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.10 : 4,956.19 = 2,019.50 : x
2. Step 2: Convert to fraction form
   3,591.10/4,956.19 = 2,019.50/x
3. Step 3: Cross multiply
   3,591.10x = 4,956.19 × 2,019.50
4. Step 4: Simplify right side
   3,591.10x = 10,008,995.88
5. Step 5: Solve for x
   x = 10,008,995.88/3,591.10
6. Step 6: Final answer
   x = 2,787.17