Finding the Fourth Proportional to 13,150.62, 19,719.45 and 10,960.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,150.62 : 19,719.45 = 10,960.38 : x
2. Step 2: Convert to fraction form
   13,150.62/19,719.45 = 10,960.38/x
3. Step 3: Cross multiply
   13,150.62x = 19,719.45 × 10,960.38
4. Step 4: Simplify right side
   13,150.62x = 216,132,665.39
5. Step 5: Solve for x
   x = 216,132,665.39/13,150.62
6. Step 6: Final answer
   x = 16,435.17