Finding the Fourth Proportional to 10,486.82, 14,471.81 and 5,771.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,486.82 : 14,471.81 = 5,771.10 : x
2. Step 2: Convert to fraction form
   10,486.82/14,471.81 = 5,771.10/x
3. Step 3: Cross multiply
   10,486.82x = 14,471.81 × 5,771.10
4. Step 4: Simplify right side
   10,486.82x = 83,518,262.69
5. Step 5: Solve for x
   x = 83,518,262.69/10,486.82
6. Step 6: Final answer
   x = 7,964.12