Finding the Fourth Proportional to 12,614.16, 17,411.31 and 7,311.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,614.16 : 17,411.31 = 7,311.36 : x
2. Step 2: Convert to fraction form
   12,614.16/17,411.31 = 7,311.36/x
3. Step 3: Cross multiply
   12,614.16x = 17,411.31 × 7,311.36
4. Step 4: Simplify right side
   12,614.16x = 127,300,355.48
5. Step 5: Solve for x
   x = 127,300,355.48/12,614.16
6. Step 6: Final answer
   x = 10,091.86