Finding the Fourth Proportional to 11,960.10, 17,941.06 and 3,640.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,960.10 : 17,941.06 = 3,640.83 : x
2. Step 2: Convert to fraction form
   11,960.10/17,941.06 = 3,640.83/x
3. Step 3: Cross multiply
   11,960.10x = 17,941.06 × 3,640.83
4. Step 4: Simplify right side
   11,960.10x = 65,320,349.48
5. Step 5: Solve for x
   x = 65,320,349.48/11,960.10
6. Step 6: Final answer
   x = 5,461.52