Finding the Fourth Proportional to 2,018.27, 2,785.31 and 1,134

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.27 : 2,785.31 = 1,134 : x
2. Step 2: Convert to fraction form
   2,018.27/2,785.31 = 1,134/x
3. Step 3: Cross multiply
   2,018.27x = 2,785.31 × 1,134
4. Step 4: Simplify right side
   2,018.27x = 3,158,541.54
5. Step 5: Solve for x
   x = 3,158,541.54/2,018.27
6. Step 6: Final answer
   x = 1,564.97