Finding the Fourth Proportional to 3,912.68, 5,847.82 and 3,601.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,912.68 : 5,847.82 = 3,601.32 : x
2. Step 2: Convert to fraction form
   3,912.68/5,847.82 = 3,601.32/x
3. Step 3: Cross multiply
   3,912.68x = 5,847.82 × 3,601.32
4. Step 4: Simplify right side
   3,912.68x = 21,059,871.12
5. Step 5: Solve for x
   x = 21,059,871.12/3,912.68
6. Step 6: Final answer
   x = 5,382.47