Finding the Fourth Proportional to 2,588.82, 3,573.18 and 1,540.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.82 : 3,573.18 = 1,540.68 : x
2. Step 2: Convert to fraction form
   2,588.82/3,573.18 = 1,540.68/x
3. Step 3: Cross multiply
   2,588.82x = 3,573.18 × 1,540.68
4. Step 4: Simplify right side
   2,588.82x = 5,505,126.96
5. Step 5: Solve for x
   x = 5,505,126.96/2,588.82
6. Step 6: Final answer
   x = 2,126.50