Finding the Fourth Proportional to 1,825.15, 2,518.55 and 1,028.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,825.15 : 2,518.55 = 1,028.54 : x
2. Step 2: Convert to fraction form
   1,825.15/2,518.55 = 1,028.54/x
3. Step 3: Cross multiply
   1,825.15x = 2,518.55 × 1,028.54
4. Step 4: Simplify right side
   1,825.15x = 2,590,429.42
5. Step 5: Solve for x
   x = 2,590,429.42/1,825.15
6. Step 6: Final answer
   x = 1,419.30