Finding the Fourth Proportional to 2,924.28, 4,385.94 and 976.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,924.28 : 4,385.94 = 976.50 : x
2. Step 2: Convert to fraction form
   2,924.28/4,385.94 = 976.50/x
3. Step 3: Cross multiply
   2,924.28x = 4,385.94 × 976.50
4. Step 4: Simplify right side
   2,924.28x = 4,282,870.41
5. Step 5: Solve for x
   x = 4,282,870.41/2,924.28
6. Step 6: Final answer
   x = 1,464.59