Finding the Fourth Proportional to 3,941.49, 5,905.28 and 3,512.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.49 : 5,905.28 = 3,512.46 : x
2. Step 2: Convert to fraction form
   3,941.49/5,905.28 = 3,512.46/x
3. Step 3: Cross multiply
   3,941.49x = 5,905.28 × 3,512.46
4. Step 4: Simplify right side
   3,941.49x = 20,742,042.23
5. Step 5: Solve for x
   x = 20,742,042.23/3,941.49
6. Step 6: Final answer
   x = 5,262.49