Finding the Fourth Proportional to 8,941.89, 13,414.38 and 3,679.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,941.89 : 13,414.38 = 3,679.79 : x
2. Step 2: Convert to fraction form
   8,941.89/13,414.38 = 3,679.79/x
3. Step 3: Cross multiply
   8,941.89x = 13,414.38 × 3,679.79
4. Step 4: Simplify right side
   8,941.89x = 49,362,101.38
5. Step 5: Solve for x
   x = 49,362,101.38/8,941.89
6. Step 6: Final answer
   x = 5,520.32