Finding the Fourth Proportional to 10,431.82, 14,396.30 and 5,716.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,431.82 : 14,396.30 = 5,716.14 : x
2. Step 2: Convert to fraction form
   10,431.82/14,396.30 = 5,716.14/x
3. Step 3: Cross multiply
   10,431.82x = 14,396.30 × 5,716.14
4. Step 4: Simplify right side
   10,431.82x = 82,291,266.28
5. Step 5: Solve for x
   x = 82,291,266.28/10,431.82
6. Step 6: Final answer
   x = 7,888.49