Finding the Fourth Proportional to 8,931.69, 12,297.69 and 7,584.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,931.69 : 12,297.69 = 7,584.53 : x
2. Step 2: Convert to fraction form
   8,931.69/12,297.69 = 7,584.53/x
3. Step 3: Cross multiply
   8,931.69x = 12,297.69 × 7,584.53
4. Step 4: Simplify right side
   8,931.69x = 93,272,137.25
5. Step 5: Solve for x
   x = 93,272,137.25/8,931.69
6. Step 6: Final answer
   x = 10,442.83