Finding the Fourth Proportional to 12,367.50, 17,069.88 and 9,673.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,367.50 : 17,069.88 = 9,673.38 : x
2. Step 2: Convert to fraction form
   12,367.50/17,069.88 = 9,673.38/x
3. Step 3: Cross multiply
   12,367.50x = 17,069.88 × 9,673.38
4. Step 4: Simplify right side
   12,367.50x = 165,123,435.79
5. Step 5: Solve for x
   x = 165,123,435.79/12,367.50
6. Step 6: Final answer
   x = 13,351.40