Finding the Fourth Proportional to 19,333.50, 28,949.82 and 10,550.28

Step by Step Solution

1. Step 1: Write the proportion equation
   19,333.50 : 28,949.82 = 10,550.28 : x
2. Step 2: Convert to fraction form
   19,333.50/28,949.82 = 10,550.28/x
3. Step 3: Cross multiply
   19,333.50x = 28,949.82 × 10,550.28
4. Step 4: Simplify right side
   19,333.50x = 305,428,706.95
5. Step 5: Solve for x
   x = 305,428,706.95/19,333.50
6. Step 6: Final answer
   x = 15,797.90