Finding the Fourth Proportional to 17,149.38, 23,661.72 and 10,074.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,149.38 : 23,661.72 = 10,074.42 : x
2. Step 2: Convert to fraction form
   17,149.38/23,661.72 = 10,074.42/x
3. Step 3: Cross multiply
   17,149.38x = 23,661.72 × 10,074.42
4. Step 4: Simplify right side
   17,149.38x = 238,378,105.20
5. Step 5: Solve for x
   x = 238,378,105.20/17,149.38
6. Step 6: Final answer
   x = 13,900.10