Finding the Fourth Proportional to 23,729.30, 32,747.11 and 13,119.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,729.30 : 32,747.11 = 13,119.61 : x
2. Step 2: Convert to fraction form
   23,729.30/32,747.11 = 13,119.61/x
3. Step 3: Cross multiply
   23,729.30x = 32,747.11 × 13,119.61
4. Step 4: Simplify right side
   23,729.30x = 429,629,311.83
5. Step 5: Solve for x
   x = 429,629,311.83/23,729.30
6. Step 6: Final answer
   x = 18,105.44