Finding the Fourth Proportional to 16,855.48, 25,284.46 and 5,167.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,855.48 : 25,284.46 = 5,167.16 : x
2. Step 2: Convert to fraction form
   16,855.48/25,284.46 = 5,167.16/x
3. Step 3: Cross multiply
   16,855.48x = 25,284.46 × 5,167.16
4. Step 4: Simplify right side
   16,855.48x = 130,648,850.33
5. Step 5: Solve for x
   x = 130,648,850.33/16,855.48
6. Step 6: Final answer
   x = 7,751.12