Finding the Fourth Proportional to 23,668.96, 32,663.40 and 13,059

Step by Step Solution

1. Step 1: Write the proportion equation
   23,668.96 : 32,663.40 = 13,059 : x
2. Step 2: Convert to fraction form
   23,668.96/32,663.40 = 13,059/x
3. Step 3: Cross multiply
   23,668.96x = 32,663.40 × 13,059
4. Step 4: Simplify right side
   23,668.96x = 426,551,340.60
5. Step 5: Solve for x
   x = 426,551,340.60/23,668.96
6. Step 6: Final answer
   x = 18,021.55