Finding the Fourth Proportional to 3,936.89, 5,903.82 and 1,471.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,936.89 : 5,903.82 = 1,471.16 : x
2. Step 2: Convert to fraction form
   3,936.89/5,903.82 = 1,471.16/x
3. Step 3: Cross multiply
   3,936.89x = 5,903.82 × 1,471.16
4. Step 4: Simplify right side
   3,936.89x = 8,685,478.59
5. Step 5: Solve for x
   x = 8,685,478.59/3,936.89
6. Step 6: Final answer
   x = 2,206.18