Finding the Fourth Proportional to 2,850.75, 3,935.00 and 2,025.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,850.75 : 3,935.00 = 2,025.15 : x
2. Step 2: Convert to fraction form
   2,850.75/3,935.00 = 2,025.15/x
3. Step 3: Cross multiply
   2,850.75x = 3,935.00 × 2,025.15
4. Step 4: Simplify right side
   2,850.75x = 7,968,955.12
5. Step 5: Solve for x
   x = 7,968,955.12/2,850.75
6. Step 6: Final answer
   x = 2,795.39