Finding the Fourth Proportional to 16,767.57, 25,154.61 and 5,676.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,767.57 : 25,154.61 = 5,676.09 : x
2. Step 2: Convert to fraction form
   16,767.57/25,154.61 = 5,676.09/x
3. Step 3: Cross multiply
   16,767.57x = 25,154.61 × 5,676.09
4. Step 4: Simplify right side
   16,767.57x = 142,779,830.27
5. Step 5: Solve for x
   x = 142,779,830.27/16,767.57
6. Step 6: Final answer
   x = 8,515.24