Finding the Fourth Proportional to 17,142.57, 23,659.83 and 10,069.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,142.57 : 23,659.83 = 10,069.38 : x
2. Step 2: Convert to fraction form
   17,142.57/23,659.83 = 10,069.38/x
3. Step 3: Cross multiply
   17,142.57x = 23,659.83 × 10,069.38
4. Step 4: Simplify right side
   17,142.57x = 238,239,819.01
5. Step 5: Solve for x
   x = 238,239,819.01/17,142.57
6. Step 6: Final answer
   x = 13,897.56