Finding the Fourth Proportional to 9,667.57, 14,488.50 and 6,331.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.57 : 14,488.50 = 6,331.60 : x
2. Step 2: Convert to fraction form
   9,667.57/14,488.50 = 6,331.60/x
3. Step 3: Cross multiply
   9,667.57x = 14,488.50 × 6,331.60
4. Step 4: Simplify right side
   9,667.57x = 91,735,386.60
5. Step 5: Solve for x
   x = 91,735,386.60/9,667.57
6. Step 6: Final answer
   x = 9,488.98