Finding the Fourth Proportional to 9,666.38, 14,497.33 and 5,451.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,666.38 : 14,497.33 = 5,451.50 : x
2. Step 2: Convert to fraction form
   9,666.38/14,497.33 = 5,451.50/x
3. Step 3: Cross multiply
   9,666.38x = 14,497.33 × 5,451.50
4. Step 4: Simplify right side
   9,666.38x = 79,032,194.50
5. Step 5: Solve for x
   x = 79,032,194.50/9,666.38
6. Step 6: Final answer
   x = 8,175.99