Finding the Fourth Proportional to 2,018.48, 3,028.14 and 832.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018.48 : 3,028.14 = 832.55 : x
2. Step 2: Convert to fraction form
   2,018.48/3,028.14 = 832.55/x
3. Step 3: Cross multiply
   2,018.48x = 3,028.14 × 832.55
4. Step 4: Simplify right side
   2,018.48x = 2,521,062.82
5. Step 5: Solve for x
   x = 2,521,062.82/2,018.48
6. Step 6: Final answer
   x = 1,248.99