Finding the Fourth Proportional to 12,658.67, 17,469.02 and 7,069.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658.67 : 17,469.02 = 7,069.67 : x
2. Step 2: Convert to fraction form
   12,658.67/17,469.02 = 7,069.67/x
3. Step 3: Cross multiply
   12,658.67x = 17,469.02 × 7,069.67
4. Step 4: Simplify right side
   12,658.67x = 123,500,171.28
5. Step 5: Solve for x
   x = 123,500,171.28/12,658.67
6. Step 6: Final answer
   x = 9,756.17