Finding the Fourth Proportional to 9,578.62, 13,216.52 and 5,598.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,578.62 : 13,216.52 = 5,598.96 : x
2. Step 2: Convert to fraction form
   9,578.62/13,216.52 = 5,598.96/x
3. Step 3: Cross multiply
   9,578.62x = 13,216.52 × 5,598.96
4. Step 4: Simplify right side
   9,578.62x = 73,998,798.88
5. Step 5: Solve for x
   x = 73,998,798.88/9,578.62
6. Step 6: Final answer
   x = 7,725.41