Finding the Fourth Proportional to 2,040.42, 2,816.03 and 1,156.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.42 : 2,816.03 = 1,156.06 : x
2. Step 2: Convert to fraction form
   2,040.42/2,816.03 = 1,156.06/x
3. Step 3: Cross multiply
   2,040.42x = 2,816.03 × 1,156.06
4. Step 4: Simplify right side
   2,040.42x = 3,255,479.78
5. Step 5: Solve for x
   x = 3,255,479.78/2,040.42
6. Step 6: Final answer
   x = 1,595.49