Finding the Fourth Proportional to 12,949.50, 19,424.67 and 3,589.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,949.50 : 19,424.67 = 3,589.62 : x
2. Step 2: Convert to fraction form
   12,949.50/19,424.67 = 3,589.62/x
3. Step 3: Cross multiply
   12,949.50x = 19,424.67 × 3,589.62
4. Step 4: Simplify right side
   12,949.50x = 69,727,097.62
5. Step 5: Solve for x
   x = 69,727,097.62/12,949.50
6. Step 6: Final answer
   x = 5,384.54