Finding the Fourth Proportional to 10,940.34, 16,411.23 and 3,149.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,940.34 : 16,411.23 = 3,149.22 : x
2. Step 2: Convert to fraction form
   10,940.34/16,411.23 = 3,149.22/x
3. Step 3: Cross multiply
   10,940.34x = 16,411.23 × 3,149.22
4. Step 4: Simplify right side
   10,940.34x = 51,682,573.74
5. Step 5: Solve for x
   x = 51,682,573.74/10,940.34
6. Step 6: Final answer
   x = 4,724.04