Finding the Fourth Proportional to 17,942.86, 24,763.13 and 10,389.09

Step by Step Solution

1. Step 1: Write the proportion equation
   17,942.86 : 24,763.13 = 10,389.09 : x
2. Step 2: Convert to fraction form
   17,942.86/24,763.13 = 10,389.09/x
3. Step 3: Cross multiply
   17,942.86x = 24,763.13 × 10,389.09
4. Step 4: Simplify right side
   17,942.86x = 257,266,386.25
5. Step 5: Solve for x
   x = 257,266,386.25/17,942.86
6. Step 6: Final answer
   x = 14,338.09