Finding the Fourth Proportional to 2,037.28, 3,040.29 and 1,818.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037.28 : 3,040.29 = 1,818.56 : x
2. Step 2: Convert to fraction form
   2,037.28/3,040.29 = 1,818.56/x
3. Step 3: Cross multiply
   2,037.28x = 3,040.29 × 1,818.56
4. Step 4: Simplify right side
   2,037.28x = 5,528,949.78
5. Step 5: Solve for x
   x = 5,528,949.78/2,037.28
6. Step 6: Final answer
   x = 2,713.89