Finding the Fourth Proportional to 2,932.16, 4,396.56 and 983.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,932.16 : 4,396.56 = 983.30 : x
2. Step 2: Convert to fraction form
   2,932.16/4,396.56 = 983.30/x
3. Step 3: Cross multiply
   2,932.16x = 4,396.56 × 983.30
4. Step 4: Simplify right side
   2,932.16x = 4,323,137.45
5. Step 5: Solve for x
   x = 4,323,137.45/2,932.16
6. Step 6: Final answer
   x = 1,474.39