Finding the Fourth Proportional to 16,950.10, 25,431.25 and 5,857.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,950.10 : 25,431.25 = 5,857.91 : x
2. Step 2: Convert to fraction form
   16,950.10/25,431.25 = 5,857.91/x
3. Step 3: Cross multiply
   16,950.10x = 25,431.25 × 5,857.91
4. Step 4: Simplify right side
   16,950.10x = 148,973,973.69
5. Step 5: Solve for x
   x = 148,973,973.69/16,950.10
6. Step 6: Final answer
   x = 8,788.97