Finding the Fourth Proportional to 2,040.41, 2,815.90 and 1,156.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.41 : 2,815.90 = 1,156.30 : x
2. Step 2: Convert to fraction form
   2,040.41/2,815.90 = 1,156.30/x
3. Step 3: Cross multiply
   2,040.41x = 2,815.90 × 1,156.30
4. Step 4: Simplify right side
   2,040.41x = 3,256,015.24
5. Step 5: Solve for x
   x = 3,256,015.24/2,040.41
6. Step 6: Final answer
   x = 1,595.76