Finding the Fourth Proportional to 17,258.37, 23,814.81 and 9,702.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,258.37 : 23,814.81 = 9,702.89 : x
2. Step 2: Convert to fraction form
   17,258.37/23,814.81 = 9,702.89/x
3. Step 3: Cross multiply
   17,258.37x = 23,814.81 × 9,702.89
4. Step 4: Simplify right side
   17,258.37x = 231,072,452.03
5. Step 5: Solve for x
   x = 231,072,452.03/17,258.37
6. Step 6: Final answer
   x = 13,389.01