Finding the Fourth Proportional to 2,591.32, 3,576.68 and 1,659.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.32 : 3,576.68 = 1,659.28 : x
2. Step 2: Convert to fraction form
   2,591.32/3,576.68 = 1,659.28/x
3. Step 3: Cross multiply
   2,591.32x = 3,576.68 × 1,659.28
4. Step 4: Simplify right side
   2,591.32x = 5,934,713.59
5. Step 5: Solve for x
   x = 5,934,713.59/2,591.32
6. Step 6: Final answer
   x = 2,290.23