Finding the Fourth Proportional to 2,018.67, 3,028.94 and 1,093.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.67 : 3,028.94 = 1,093.25 : x
2. Step 2: Convert to fraction form
   2,018.67/3,028.94 = 1,093.25/x
3. Step 3: Cross multiply
   2,018.67x = 3,028.94 × 1,093.25
4. Step 4: Simplify right side
   2,018.67x = 3,311,368.04
5. Step 5: Solve for x
   x = 3,311,368.04/2,018.67
6. Step 6: Final answer
   x = 1,640.37