Finding the Fourth Proportional to 2,018.37, 2,785.23 and 1,134.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.37 : 2,785.23 = 1,134.12 : x
2. Step 2: Convert to fraction form
   2,018.37/2,785.23 = 1,134.12/x
3. Step 3: Cross multiply
   2,018.37x = 2,785.23 × 1,134.12
4. Step 4: Simplify right side
   2,018.37x = 3,158,785.05
5. Step 5: Solve for x
   x = 3,158,785.05/2,018.37
6. Step 6: Final answer
   x = 1,565.02