Finding the Fourth Proportional to 7,048.94, 10,578.53 and 5,678.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,048.94 : 10,578.53 = 5,678.82 : x
2. Step 2: Convert to fraction form
   7,048.94/10,578.53 = 5,678.82/x
3. Step 3: Cross multiply
   7,048.94x = 10,578.53 × 5,678.82
4. Step 4: Simplify right side
   7,048.94x = 60,073,581.93
5. Step 5: Solve for x
   x = 60,073,581.93/7,048.94
6. Step 6: Final answer
   x = 8,522.36