Finding the Fourth Proportional to 11,039.06, 16,574.79 and 6,896.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.06 : 16,574.79 = 6,896.72 : x
2. Step 2: Convert to fraction form
   11,039.06/16,574.79 = 6,896.72/x
3. Step 3: Cross multiply
   11,039.06x = 16,574.79 × 6,896.72
4. Step 4: Simplify right side
   11,039.06x = 114,311,685.69
5. Step 5: Solve for x
   x = 114,311,685.69/11,039.06
6. Step 6: Final answer
   x = 10,355.20