Finding the Fourth Proportional to 12,942.38, 19,414.01 and 3,581.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,942.38 : 19,414.01 = 3,581.62 : x
2. Step 2: Convert to fraction form
   12,942.38/19,414.01 = 3,581.62/x
3. Step 3: Cross multiply
   12,942.38x = 19,414.01 × 3,581.62
4. Step 4: Simplify right side
   12,942.38x = 69,533,491.52
5. Step 5: Solve for x
   x = 69,533,491.52/12,942.38
6. Step 6: Final answer
   x = 5,372.54