Finding the Fourth Proportional to 10,984.71, 16,479.68 and 3,589.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.71 : 16,479.68 = 3,589.16 : x
2. Step 2: Convert to fraction form
   10,984.71/16,479.68 = 3,589.16/x
3. Step 3: Cross multiply
   10,984.71x = 16,479.68 × 3,589.16
4. Step 4: Simplify right side
   10,984.71x = 59,148,107.92
5. Step 5: Solve for x
   x = 59,148,107.92/10,984.71
6. Step 6: Final answer
   x = 5,384.59