Finding the Fourth Proportional to 17,340.86, 23,930.31 and 9,383.23

Step by Step Solution

1. Step 1: Write the proportion equation
   17,340.86 : 23,930.31 = 9,383.23 : x
2. Step 2: Convert to fraction form
   17,340.86/23,930.31 = 9,383.23/x
3. Step 3: Cross multiply
   17,340.86x = 23,930.31 × 9,383.23
4. Step 4: Simplify right side
   17,340.86x = 224,543,483.05
5. Step 5: Solve for x
   x = 224,543,483.05/17,340.86
6. Step 6: Final answer
   x = 12,948.81