Finding the Fourth Proportional to 3,941.05, 5,906.01 and 2,186.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.05 : 5,906.01 = 2,186.83 : x
2. Step 2: Convert to fraction form
   3,941.05/5,906.01 = 2,186.83/x
3. Step 3: Cross multiply
   3,941.05x = 5,906.01 × 2,186.83
4. Step 4: Simplify right side
   3,941.05x = 12,915,439.85
5. Step 5: Solve for x
   x = 12,915,439.85/3,941.05
6. Step 6: Final answer
   x = 3,277.16