Finding the Fourth Proportional to 17,111.59, 23,613.74 and 9,558.04

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.59 : 23,613.74 = 9,558.04 : x
2. Step 2: Convert to fraction form
   17,111.59/23,613.74 = 9,558.04/x
3. Step 3: Cross multiply
   17,111.59x = 23,613.74 × 9,558.04
4. Step 4: Simplify right side
   17,111.59x = 225,701,071.47
5. Step 5: Solve for x
   x = 225,701,071.47/17,111.59
6. Step 6: Final answer
   x = 13,189.95