Finding the Fourth Proportional to 16,743.21, 23,105.43 and 9,669.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,743.21 : 23,105.43 = 9,669.48 : x
2. Step 2: Convert to fraction form
   16,743.21/23,105.43 = 9,669.48/x
3. Step 3: Cross multiply
   16,743.21x = 23,105.43 × 9,669.48
4. Step 4: Simplify right side
   16,743.21x = 223,417,493.28
5. Step 5: Solve for x
   x = 223,417,493.28/16,743.21
6. Step 6: Final answer
   x = 13,343.77