Finding the Fourth Proportional to 16,318.47, 24,479.52 and 5,222.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,318.47 : 24,479.52 = 5,222.55 : x
2. Step 2: Convert to fraction form
   16,318.47/24,479.52 = 5,222.55/x
3. Step 3: Cross multiply
   16,318.47x = 24,479.52 × 5,222.55
4. Step 4: Simplify right side
   16,318.47x = 127,845,517.18
5. Step 5: Solve for x
   x = 127,845,517.18/16,318.47
6. Step 6: Final answer
   x = 7,834.41