Finding the Fourth Proportional to 2,040.73, 2,816.33 and 1,156.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.73 : 2,816.33 = 1,156.61 : x
2. Step 2: Convert to fraction form
   2,040.73/2,816.33 = 1,156.61/x
3. Step 3: Cross multiply
   2,040.73x = 2,816.33 × 1,156.61
4. Step 4: Simplify right side
   2,040.73x = 3,257,396.70
5. Step 5: Solve for x
   x = 3,257,396.70/2,040.73
6. Step 6: Final answer
   x = 1,596.19