Finding the Fourth Proportional to 33,128.80, 49,698.12 and 10,944.52

Step by Step Solution

1. Step 1: Write the proportion equation
   33,128.80 : 49,698.12 = 10,944.52 : x
2. Step 2: Convert to fraction form
   33,128.80/49,698.12 = 10,944.52/x
3. Step 3: Cross multiply
   33,128.80x = 49,698.12 × 10,944.52
4. Step 4: Simplify right side
   33,128.80x = 543,922,068.30
5. Step 5: Solve for x
   x = 543,922,068.30/33,128.80
6. Step 6: Final answer
   x = 16,418.41