Finding the Fourth Proportional to 10,786.45, 16,185.84 and 5,856.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,786.45 : 16,185.84 = 5,856.49 : x
2. Step 2: Convert to fraction form
   10,786.45/16,185.84 = 5,856.49/x
3. Step 3: Cross multiply
   10,786.45x = 16,185.84 × 5,856.49
4. Step 4: Simplify right side
   10,786.45x = 94,792,210.10
5. Step 5: Solve for x
   x = 94,792,210.10/10,786.45
6. Step 6: Final answer
   x = 8,788.08