Finding the Fourth Proportional to 2,040.66, 2,815.74 and 1,156.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.66 : 2,815.74 = 1,156.41 : x
2. Step 2: Convert to fraction form
   2,040.66/2,815.74 = 1,156.41/x
3. Step 3: Cross multiply
   2,040.66x = 2,815.74 × 1,156.41
4. Step 4: Simplify right side
   2,040.66x = 3,256,149.89
5. Step 5: Solve for x
   x = 3,256,149.89/2,040.66
6. Step 6: Final answer
   x = 1,595.64