Finding the Fourth Proportional to 10,949.34, 16,434.39 and 6,776.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.34 : 16,434.39 = 6,776.73 : x
2. Step 2: Convert to fraction form
   10,949.34/16,434.39 = 6,776.73/x
3. Step 3: Cross multiply
   10,949.34x = 16,434.39 × 6,776.73
4. Step 4: Simplify right side
   10,949.34x = 111,371,449.16
5. Step 5: Solve for x
   x = 111,371,449.16/10,949.34
6. Step 6: Final answer
   x = 10,171.52