Finding the Fourth Proportional to 7,078.26, 10,608.24 and 2,913.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,078.26 : 10,608.24 = 2,913.57 : x
2. Step 2: Convert to fraction form
   7,078.26/10,608.24 = 2,913.57/x
3. Step 3: Cross multiply
   7,078.26x = 10,608.24 × 2,913.57
4. Step 4: Simplify right side
   7,078.26x = 30,907,849.82
5. Step 5: Solve for x
   x = 30,907,849.82/7,078.26
6. Step 6: Final answer
   x = 4,366.59