Finding the Fourth Proportional to 16,741.69, 23,104.17 and 9,188.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,741.69 : 23,104.17 = 9,188.30 : x
2. Step 2: Convert to fraction form
   16,741.69/23,104.17 = 9,188.30/x
3. Step 3: Cross multiply
   16,741.69x = 23,104.17 × 9,188.30
4. Step 4: Simplify right side
   16,741.69x = 212,288,102.97
5. Step 5: Solve for x
   x = 212,288,102.97/16,741.69
6. Step 6: Final answer
   x = 12,680.21