Finding the Fourth Proportional to 12,411.54, 18,614.58 and 7,955.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,411.54 : 18,614.58 = 7,955.82 : x
2. Step 2: Convert to fraction form
   12,411.54/18,614.58 = 7,955.82/x
3. Step 3: Cross multiply
   12,411.54x = 18,614.58 × 7,955.82
4. Step 4: Simplify right side
   12,411.54x = 148,094,247.86
5. Step 5: Solve for x
   x = 148,094,247.86/12,411.54
6. Step 6: Final answer
   x = 11,931.98