Finding the Fourth Proportional to 2,040.28, 3,056.34 and 943.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.28 : 3,056.34 = 943.18 : x
2. Step 2: Convert to fraction form
   2,040.28/3,056.34 = 943.18/x
3. Step 3: Cross multiply
   2,040.28x = 3,056.34 × 943.18
4. Step 4: Simplify right side
   2,040.28x = 2,882,678.76
5. Step 5: Solve for x
   x = 2,882,678.76/2,040.28
6. Step 6: Final answer
   x = 1,412.88