Finding the Fourth Proportional to 10,473.46, 14,453.28 and 5,757.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,473.46 : 14,453.28 = 5,757.72 : x
2. Step 2: Convert to fraction form
   10,473.46/14,453.28 = 5,757.72/x
3. Step 3: Cross multiply
   10,473.46x = 14,453.28 × 5,757.72
4. Step 4: Simplify right side
   10,473.46x = 83,217,939.32
5. Step 5: Solve for x
   x = 83,217,939.32/10,473.46
6. Step 6: Final answer
   x = 7,945.60