Finding the Fourth Proportional to 6,578.37, 9,853.53 and 5,323.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,578.37 : 9,853.53 = 5,323.59 : x
2. Step 2: Convert to fraction form
   6,578.37/9,853.53 = 5,323.59/x
3. Step 3: Cross multiply
   6,578.37x = 9,853.53 × 5,323.59
4. Step 4: Simplify right side
   6,578.37x = 52,456,153.77
5. Step 5: Solve for x
   x = 52,456,153.77/6,578.37
6. Step 6: Final answer
   x = 7,974.04