Finding the Fourth Proportional to 3,591.63, 4,956.30 and 2,019.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.63 : 4,956.30 = 2,019.69 : x
2. Step 2: Convert to fraction form
   3,591.63/4,956.30 = 2,019.69/x
3. Step 3: Cross multiply
   3,591.63x = 4,956.30 × 2,019.69
4. Step 4: Simplify right side
   3,591.63x = 10,010,189.55
5. Step 5: Solve for x
   x = 10,010,189.55/3,591.63
6. Step 6: Final answer
   x = 2,787.09