Finding the Fourth Proportional to 16,146.81, 24,223.46 and 5,758.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,146.81 : 24,223.46 = 5,758.29 : x
2. Step 2: Convert to fraction form
   16,146.81/24,223.46 = 5,758.29/x
3. Step 3: Cross multiply
   16,146.81x = 24,223.46 × 5,758.29
4. Step 4: Simplify right side
   16,146.81x = 139,485,678.69
5. Step 5: Solve for x
   x = 139,485,678.69/16,146.81
6. Step 6: Final answer
   x = 8,638.59