Finding the Fourth Proportional to 2,708.60, 3,735.72 and 2,078.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,708.60 : 3,735.72 = 2,078.33 : x
2. Step 2: Convert to fraction form
   2,708.60/3,735.72 = 2,078.33/x
3. Step 3: Cross multiply
   2,708.60x = 3,735.72 × 2,078.33
4. Step 4: Simplify right side
   2,708.60x = 7,764,040.27
5. Step 5: Solve for x
   x = 7,764,040.27/2,708.60
6. Step 6: Final answer
   x = 2,866.45