Finding the Fourth Proportional to 16,918.38, 25,379.98 and 5,232.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,918.38 : 25,379.98 = 5,232.50 : x
2. Step 2: Convert to fraction form
   16,918.38/25,379.98 = 5,232.50/x
3. Step 3: Cross multiply
   16,918.38x = 25,379.98 × 5,232.50
4. Step 4: Simplify right side
   16,918.38x = 132,800,745.35
5. Step 5: Solve for x
   x = 132,800,745.35/16,918.38
6. Step 6: Final answer
   x = 7,849.50