Finding the Fourth Proportional to 12,401, 17,113.20 and 7,096.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,401 : 17,113.20 = 7,096.40 : x
2. Step 2: Convert to fraction form
   12,401/17,113.20 = 7,096.40/x
3. Step 3: Cross multiply
   12,401x = 17,113.20 × 7,096.40
4. Step 4: Simplify right side
   12,401x = 121,442,112.48
5. Step 5: Solve for x
   x = 121,442,112.48/12,401
6. Step 6: Final answer
   x = 9,792.93