Finding the Fourth Proportional to 8,524.50, 12,786.78 and 2,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,524.50 : 12,786.78 = 2,368.50 : x
2. Step 2: Convert to fraction form
   8,524.50/12,786.78 = 2,368.50/x
3. Step 3: Cross multiply
   8,524.50x = 12,786.78 × 2,368.50
4. Step 4: Simplify right side
   8,524.50x = 30,285,488.43
5. Step 5: Solve for x
   x = 30,285,488.43/8,524.50
6. Step 6: Final answer
   x = 3,552.76