Finding the Fourth Proportional to 9,716.24, 14,576.16 and 3,142.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,716.24 : 14,576.16 = 3,142.28 : x
2. Step 2: Convert to fraction form
   9,716.24/14,576.16 = 3,142.28/x
3. Step 3: Cross multiply
   9,716.24x = 14,576.16 × 3,142.28
4. Step 4: Simplify right side
   9,716.24x = 45,802,376.04
5. Step 5: Solve for x
   x = 45,802,376.04/9,716.24
6. Step 6: Final answer
   x = 4,714.00