Finding the Fourth Proportional to 17,111.05, 23,613.00 and 9,557.49

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.05 : 23,613.00 = 9,557.49 : x
2. Step 2: Convert to fraction form
   17,111.05/23,613.00 = 9,557.49/x
3. Step 3: Cross multiply
   17,111.05x = 23,613.00 × 9,557.49
4. Step 4: Simplify right side
   17,111.05x = 225,681,047.21
5. Step 5: Solve for x
   x = 225,681,047.21/17,111.05
6. Step 6: Final answer
   x = 13,189.20