Finding the Fourth Proportional to 16,072.81, 24,011.46 and 10,404.29

Step by Step Solution

1. Step 1: Write the proportion equation
   16,072.81 : 24,011.46 = 10,404.29 : x
2. Step 2: Convert to fraction form
   16,072.81/24,011.46 = 10,404.29/x
3. Step 3: Cross multiply
   16,072.81x = 24,011.46 × 10,404.29
4. Step 4: Simplify right side
   16,072.81x = 249,822,253.19
5. Step 5: Solve for x
   x = 249,822,253.19/16,072.81
6. Step 6: Final answer
   x = 15,543.16