Finding the Fourth Proportional to 10,471.12, 14,450.16 and 5,755.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,471.12 : 14,450.16 = 5,755.72 : x
2. Step 2: Convert to fraction form
   10,471.12/14,450.16 = 5,755.72/x
3. Step 3: Cross multiply
   10,471.12x = 14,450.16 × 5,755.72
4. Step 4: Simplify right side
   10,471.12x = 83,171,074.92
5. Step 5: Solve for x
   x = 83,171,074.92/10,471.12
6. Step 6: Final answer
   x = 7,942.90