Finding the Fourth Proportional to 16,741.43, 23,106.59 and 9,666.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,741.43 : 23,106.59 = 9,666.89 : x
2. Step 2: Convert to fraction form
   16,741.43/23,106.59 = 9,666.89/x
3. Step 3: Cross multiply
   16,741.43x = 23,106.59 × 9,666.89
4. Step 4: Simplify right side
   16,741.43x = 223,368,699.94
5. Step 5: Solve for x
   x = 223,368,699.94/16,741.43
6. Step 6: Final answer
   x = 13,342.28