Finding the Fourth Proportional to 2,018.16, 3,025.98 and 1,151.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.16 : 3,025.98 = 1,151.28 : x
2. Step 2: Convert to fraction form
   2,018.16/3,025.98 = 1,151.28/x
3. Step 3: Cross multiply
   2,018.16x = 3,025.98 × 1,151.28
4. Step 4: Simplify right side
   2,018.16x = 3,483,750.25
5. Step 5: Solve for x
   x = 3,483,750.25/2,018.16
6. Step 6: Final answer
   x = 1,726.20