Finding the Fourth Proportional to 17,111.55, 23,614.52 and 9,557.99

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.55 : 23,614.52 = 9,557.99 : x
2. Step 2: Convert to fraction form
   17,111.55/23,614.52 = 9,557.99/x
3. Step 3: Cross multiply
   17,111.55x = 23,614.52 × 9,557.99
4. Step 4: Simplify right side
   17,111.55x = 225,707,180.15
5. Step 5: Solve for x
   x = 225,707,180.15/17,111.55
6. Step 6: Final answer
   x = 13,190.34