Finding the Fourth Proportional to 10,894.72, 16,350.83 and 5,631.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,894.72 : 16,350.83 = 5,631.27 : x
2. Step 2: Convert to fraction form
   10,894.72/16,350.83 = 5,631.27/x
3. Step 3: Cross multiply
   10,894.72x = 16,350.83 × 5,631.27
4. Step 4: Simplify right side
   10,894.72x = 92,075,952.97
5. Step 5: Solve for x
   x = 92,075,952.97/10,894.72
6. Step 6: Final answer
   x = 8,451.43