Finding the Fourth Proportional to 10,976.06, 16,464.48 and 3,185.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,976.06 : 16,464.48 = 3,185.48 : x
2. Step 2: Convert to fraction form
   10,976.06/16,464.48 = 3,185.48/x
3. Step 3: Cross multiply
   10,976.06x = 16,464.48 × 3,185.48
4. Step 4: Simplify right side
   10,976.06x = 52,447,271.75
5. Step 5: Solve for x
   x = 52,447,271.75/10,976.06
6. Step 6: Final answer
   x = 4,778.33