Finding the Fourth Proportional to 16,328.52, 24,479.40 and 5,228.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,328.52 : 24,479.40 = 5,228.28 : x
2. Step 2: Convert to fraction form
   16,328.52/24,479.40 = 5,228.28/x
3. Step 3: Cross multiply
   16,328.52x = 24,479.40 × 5,228.28
4. Step 4: Simplify right side
   16,328.52x = 127,985,157.43
5. Step 5: Solve for x
   x = 127,985,157.43/16,328.52
6. Step 6: Final answer
   x = 7,838.14