Finding the Fourth Proportional to 12,751.29, 17,596.55 and 7,085.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,751.29 : 17,596.55 = 7,085.94 : x
2. Step 2: Convert to fraction form
   12,751.29/17,596.55 = 7,085.94/x
3. Step 3: Cross multiply
   12,751.29x = 17,596.55 × 7,085.94
4. Step 4: Simplify right side
   12,751.29x = 124,688,049.15
5. Step 5: Solve for x
   x = 124,688,049.15/12,751.29
6. Step 6: Final answer
   x = 9,778.46