Finding the Fourth Proportional to 2,025.15, 2,794.55 and 1,185.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,025.15 : 2,794.55 = 1,185.74 : x
2. Step 2: Convert to fraction form
   2,025.15/2,794.55 = 1,185.74/x
3. Step 3: Cross multiply
   2,025.15x = 2,794.55 × 1,185.74
4. Step 4: Simplify right side
   2,025.15x = 3,313,609.72
5. Step 5: Solve for x
   x = 3,313,609.72/2,025.15
6. Step 6: Final answer
   x = 1,636.23