Finding the Fourth Proportional to 2,018.56, 2,785.54 and 1,134.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.56 : 2,785.54 = 1,134.44 : x
2. Step 2: Convert to fraction form
   2,018.56/2,785.54 = 1,134.44/x
3. Step 3: Cross multiply
   2,018.56x = 2,785.54 × 1,134.44
4. Step 4: Simplify right side
   2,018.56x = 3,160,028.00
5. Step 5: Solve for x
   x = 3,160,028.00/2,018.56
6. Step 6: Final answer
   x = 1,565.49