Finding the Fourth Proportional to 10,984.75, 16,479.23 and 4,411.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.75 : 16,479.23 = 4,411.47 : x
2. Step 2: Convert to fraction form
   10,984.75/16,479.23 = 4,411.47/x
3. Step 3: Cross multiply
   10,984.75x = 16,479.23 × 4,411.47
4. Step 4: Simplify right side
   10,984.75x = 72,697,628.77
5. Step 5: Solve for x
   x = 72,697,628.77/10,984.75
6. Step 6: Final answer
   x = 6,618.05