Finding the Fourth Proportional to 2,957.94, 4,436.89 and 983.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957.94 : 4,436.89 = 983.71 : x
2. Step 2: Convert to fraction form
   2,957.94/4,436.89 = 983.71/x
3. Step 3: Cross multiply
   2,957.94x = 4,436.89 × 983.71
4. Step 4: Simplify right side
   2,957.94x = 4,364,616.15
5. Step 5: Solve for x
   x = 4,364,616.15/2,957.94
6. Step 6: Final answer
   x = 1,475.56