Finding the Fourth Proportional to 16,689.25, 25,038.87 and 9,667.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,689.25 : 25,038.87 = 9,667.63 : x
2. Step 2: Convert to fraction form
   16,689.25/25,038.87 = 9,667.63/x
3. Step 3: Cross multiply
   16,689.25x = 25,038.87 × 9,667.63
4. Step 4: Simplify right side
   16,689.25x = 242,066,530.78
5. Step 5: Solve for x
   x = 242,066,530.78/16,689.25
6. Step 6: Final answer
   x = 14,504.34