Finding the Fourth Proportional to 10,826.78, 16,228.28 and 7,073.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,826.78 : 16,228.28 = 7,073.94 : x
2. Step 2: Convert to fraction form
   10,826.78/16,228.28 = 7,073.94/x
3. Step 3: Cross multiply
   10,826.78x = 16,228.28 × 7,073.94
4. Step 4: Simplify right side
   10,826.78x = 114,797,879.02
5. Step 5: Solve for x
   x = 114,797,879.02/10,826.78
6. Step 6: Final answer
   x = 10,603.14