Finding the Fourth Proportional to 2,591.57, 3,576.39 and 1,529.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.57 : 3,576.39 = 1,529.36 : x
2. Step 2: Convert to fraction form
   2,591.57/3,576.39 = 1,529.36/x
3. Step 3: Cross multiply
   2,591.57x = 3,576.39 × 1,529.36
4. Step 4: Simplify right side
   2,591.57x = 5,469,587.81
5. Step 5: Solve for x
   x = 5,469,587.81/2,591.57
6. Step 6: Final answer
   x = 2,110.53