Finding the Fourth Proportional to 2,025.59, 2,796.26 and 1,355.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.59 : 2,796.26 = 1,355.18 : x
2. Step 2: Convert to fraction form
   2,025.59/2,796.26 = 1,355.18/x
3. Step 3: Cross multiply
   2,025.59x = 2,796.26 × 1,355.18
4. Step 4: Simplify right side
   2,025.59x = 3,789,414.87
5. Step 5: Solve for x
   x = 3,789,414.87/2,025.59
6. Step 6: Final answer
   x = 1,870.78