Finding the Fourth Proportional to 12,391.96, 17,093.12 and 7,352.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,391.96 : 17,093.12 = 7,352.61 : x
2. Step 2: Convert to fraction form
   12,391.96/17,093.12 = 7,352.61/x
3. Step 3: Cross multiply
   12,391.96x = 17,093.12 × 7,352.61
4. Step 4: Simplify right side
   12,391.96x = 125,679,045.04
5. Step 5: Solve for x
   x = 125,679,045.04/12,391.96
6. Step 6: Final answer
   x = 10,141.98