Finding the Fourth Proportional to 12,414.56, 17,131.94 and 9,242.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,414.56 : 17,131.94 = 9,242.03 : x
2. Step 2: Convert to fraction form
   12,414.56/17,131.94 = 9,242.03/x
3. Step 3: Cross multiply
   12,414.56x = 17,131.94 × 9,242.03
4. Step 4: Simplify right side
   12,414.56x = 158,333,771.57
5. Step 5: Solve for x
   x = 158,333,771.57/12,414.56
6. Step 6: Final answer
   x = 12,753.88