Finding the Fourth Proportional to 2,018.49, 2,785.37 and 1,134.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.49 : 2,785.37 = 1,134.24 : x
2. Step 2: Convert to fraction form
   2,018.49/2,785.37 = 1,134.24/x
3. Step 3: Cross multiply
   2,018.49x = 2,785.37 × 1,134.24
4. Step 4: Simplify right side
   2,018.49x = 3,159,272.40
5. Step 5: Solve for x
   x = 3,159,272.40/2,018.49
6. Step 6: Final answer
   x = 1,565.17