Finding the Fourth Proportional to 12,658.56, 17,468.76 and 7,069.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,658.56 : 17,468.76 = 7,069.56 : x
2. Step 2: Convert to fraction form
   12,658.56/17,468.76 = 7,069.56/x
3. Step 3: Cross multiply
   12,658.56x = 17,468.76 × 7,069.56
4. Step 4: Simplify right side
   12,658.56x = 123,496,446.95
5. Step 5: Solve for x
   x = 123,496,446.95/12,658.56
6. Step 6: Final answer
   x = 9,755.96