Finding the Fourth Proportional to 17,348.31, 23,940.81 and 9,390.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,348.31 : 23,940.81 = 9,390.69 : x
2. Step 2: Convert to fraction form
   17,348.31/23,940.81 = 9,390.69/x
3. Step 3: Cross multiply
   17,348.31x = 23,940.81 × 9,390.69
4. Step 4: Simplify right side
   17,348.31x = 224,820,725.06
5. Step 5: Solve for x
   x = 224,820,725.06/17,348.31
6. Step 6: Final answer
   x = 12,959.23