Finding the Fourth Proportional to 3,591.86, 4,956.74 and 2,019.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.86 : 4,956.74 = 2,019.96 : x
2. Step 2: Convert to fraction form
   3,591.86/4,956.74 = 2,019.96/x
3. Step 3: Cross multiply
   3,591.86x = 4,956.74 × 2,019.96
4. Step 4: Simplify right side
   3,591.86x = 10,012,416.53
5. Step 5: Solve for x
   x = 10,012,416.53/3,591.86
6. Step 6: Final answer
   x = 2,787.53