Finding the Fourth Proportional to 10,471.27, 14,450.46 and 5,691.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,471.27 : 14,450.46 = 5,691.21 : x
2. Step 2: Convert to fraction form
   10,471.27/14,450.46 = 5,691.21/x
3. Step 3: Cross multiply
   10,471.27x = 14,450.46 × 5,691.21
4. Step 4: Simplify right side
   10,471.27x = 82,240,501.75
5. Step 5: Solve for x
   x = 82,240,501.75/10,471.27
6. Step 6: Final answer
   x = 7,853.92