Finding the Fourth Proportional to 2,591.94, 3,576.51 and 1,543.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.94 : 3,576.51 = 1,543.62 : x
2. Step 2: Convert to fraction form
   2,591.94/3,576.51 = 1,543.62/x
3. Step 3: Cross multiply
   2,591.94x = 3,576.51 × 1,543.62
4. Step 4: Simplify right side
   2,591.94x = 5,520,772.37
5. Step 5: Solve for x
   x = 5,520,772.37/2,591.94
6. Step 6: Final answer
   x = 2,129.98