Finding the Fourth Proportional to 2,025.12, 2,799.09 and 1,787.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.12 : 2,799.09 = 1,787.25 : x
2. Step 2: Convert to fraction form
   2,025.12/2,799.09 = 1,787.25/x
3. Step 3: Cross multiply
   2,025.12x = 2,799.09 × 1,787.25
4. Step 4: Simplify right side
   2,025.12x = 5,002,673.60
5. Step 5: Solve for x
   x = 5,002,673.60/2,025.12
6. Step 6: Final answer
   x = 2,470.31