Finding the Fourth Proportional to 16,743.31, 23,105.94 and 9,190.14

Step by Step Solution

1. Step 1: Write the proportion equation
   16,743.31 : 23,105.94 = 9,190.14 : x
2. Step 2: Convert to fraction form
   16,743.31/23,105.94 = 9,190.14/x
3. Step 3: Cross multiply
   16,743.31x = 23,105.94 × 9,190.14
4. Step 4: Simplify right side
   16,743.31x = 212,346,823.43
5. Step 5: Solve for x
   x = 212,346,823.43/16,743.31
6. Step 6: Final answer
   x = 12,682.49