Finding the Fourth Proportional to 3,957.24, 5,902.43 and 3,728.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,957.24 : 5,902.43 = 3,728.82 : x
2. Step 2: Convert to fraction form
   3,957.24/5,902.43 = 3,728.82/x
3. Step 3: Cross multiply
   3,957.24x = 5,902.43 × 3,728.82
4. Step 4: Simplify right side
   3,957.24x = 22,009,080.39
5. Step 5: Solve for x
   x = 22,009,080.39/3,957.24
6. Step 6: Final answer
   x = 5,561.72