Finding the Fourth Proportional to 3,591.16, 4,956.22 and 2,019.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.16 : 4,956.22 = 2,019.76 : x
2. Step 2: Convert to fraction form
   3,591.16/4,956.22 = 2,019.76/x
3. Step 3: Cross multiply
   3,591.16x = 4,956.22 × 2,019.76
4. Step 4: Simplify right side
   3,591.16x = 10,010,374.91
5. Step 5: Solve for x
   x = 10,010,374.91/3,591.16
6. Step 6: Final answer
   x = 2,787.50