Finding the Fourth Proportional to 17,105.00, 23,592.38 and 11,355.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,105.00 : 23,592.38 = 11,355.89 : x
2. Step 2: Convert to fraction form
   17,105.00/23,592.38 = 11,355.89/x
3. Step 3: Cross multiply
   17,105.00x = 23,592.38 × 11,355.89
4. Step 4: Simplify right side
   17,105.00x = 267,912,297.38
5. Step 5: Solve for x
   x = 267,912,297.38/17,105.00
6. Step 6: Final answer
   x = 15,662.81