Finding the Fourth Proportional to 7,078.59, 10,617.57 and 3,383.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,078.59 : 10,617.57 = 3,383.37 : x
2. Step 2: Convert to fraction form
   7,078.59/10,617.57 = 3,383.37/x
3. Step 3: Cross multiply
   7,078.59x = 10,617.57 × 3,383.37
4. Step 4: Simplify right side
   7,078.59x = 35,923,167.81
5. Step 5: Solve for x
   x = 35,923,167.81/7,078.59
6. Step 6: Final answer
   x = 5,074.90