Finding the Fourth Proportional to 2,958.69, 4,438.01 and 984.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,958.69 : 4,438.01 = 984.47 : x
2. Step 2: Convert to fraction form
   2,958.69/4,438.01 = 984.47/x
3. Step 3: Cross multiply
   2,958.69x = 4,438.01 × 984.47
4. Step 4: Simplify right side
   2,958.69x = 4,369,067.98
5. Step 5: Solve for x
   x = 4,369,067.98/2,958.69
6. Step 6: Final answer
   x = 1,476.69