Finding the Fourth Proportional to 16,915.37, 25,375.49 and 5,229.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,915.37 : 25,375.49 = 5,229.50 : x
2. Step 2: Convert to fraction form
   16,915.37/25,375.49 = 5,229.50/x
3. Step 3: Cross multiply
   16,915.37x = 25,375.49 × 5,229.50
4. Step 4: Simplify right side
   16,915.37x = 132,701,124.96
5. Step 5: Solve for x
   x = 132,701,124.96/16,915.37
6. Step 6: Final answer
   x = 7,845.00