Finding the Fourth Proportional to 17,142.26, 23,658.83 and 10,426.58

Step by Step Solution

1. Step 1: Write the proportion equation
   17,142.26 : 23,658.83 = 10,426.58 : x
2. Step 2: Convert to fraction form
   17,142.26/23,658.83 = 10,426.58/x
3. Step 3: Cross multiply
   17,142.26x = 23,658.83 × 10,426.58
4. Step 4: Simplify right side
   17,142.26x = 246,680,641.09
5. Step 5: Solve for x
   x = 246,680,641.09/17,142.26
6. Step 6: Final answer
   x = 14,390.21