Finding the Fourth Proportional to 11,545.54, 15,928.86 and 7,568.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,545.54 : 15,928.86 = 7,568.98 : x
2. Step 2: Convert to fraction form
   11,545.54/15,928.86 = 7,568.98/x
3. Step 3: Cross multiply
   11,545.54x = 15,928.86 × 7,568.98
4. Step 4: Simplify right side
   11,545.54x = 120,565,222.76
5. Step 5: Solve for x
   x = 120,565,222.76/11,545.54
6. Step 6: Final answer
   x = 10,442.58