Finding the Fourth Proportional to 23,198.47, 34,766.69 and 12,081.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,198.47 : 34,766.69 = 12,081.82 : x
2. Step 2: Convert to fraction form
   23,198.47/34,766.69 = 12,081.82/x
3. Step 3: Cross multiply
   23,198.47x = 34,766.69 × 12,081.82
4. Step 4: Simplify right side
   23,198.47x = 420,044,830.17
5. Step 5: Solve for x
   x = 420,044,830.17/23,198.47
6. Step 6: Final answer
   x = 18,106.57