Finding the Fourth Proportional to 2,040.65, 2,816.42 and 1,156.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.65 : 2,816.42 = 1,156.26 : x
2. Step 2: Convert to fraction form
   2,040.65/2,816.42 = 1,156.26/x
3. Step 3: Cross multiply
   2,040.65x = 2,816.42 × 1,156.26
4. Step 4: Simplify right side
   2,040.65x = 3,256,508.01
5. Step 5: Solve for x
   x = 3,256,508.01/2,040.65
6. Step 6: Final answer
   x = 1,595.82