Finding the Fourth Proportional to 16,914.89, 25,369.35 and 5,228.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,914.89 : 25,369.35 = 5,228.21 : x
2. Step 2: Convert to fraction form
   16,914.89/25,369.35 = 5,228.21/x
3. Step 3: Cross multiply
   16,914.89x = 25,369.35 × 5,228.21
4. Step 4: Simplify right side
   16,914.89x = 132,636,162.52
5. Step 5: Solve for x
   x = 132,636,162.52/16,914.89
6. Step 6: Final answer
   x = 7,841.39