Finding the Fourth Proportional to 3,591.90, 4,956.88 and 2,019.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591.90 : 4,956.88 = 2,019.98 : x
2. Step 2: Convert to fraction form
   3,591.90/4,956.88 = 2,019.98/x
3. Step 3: Cross multiply
   3,591.90x = 4,956.88 × 2,019.98
4. Step 4: Simplify right side
   3,591.90x = 10,012,798.46
5. Step 5: Solve for x
   x = 10,012,798.46/3,591.90
6. Step 6: Final answer
   x = 2,787.61