Finding the Fourth Proportional to 3,591.10, 4,955.72 and 2,019.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.10 : 4,955.72 = 2,019.18 : x
2. Step 2: Convert to fraction form
   3,591.10/4,955.72 = 2,019.18/x
3. Step 3: Cross multiply
   3,591.10x = 4,955.72 × 2,019.18
4. Step 4: Simplify right side
   3,591.10x = 10,006,490.71
5. Step 5: Solve for x
   x = 10,006,490.71/3,591.10
6. Step 6: Final answer
   x = 2,786.47