Finding the Fourth Proportional to 2,952.56, 4,429.50 and 872.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,952.56 : 4,429.50 = 872.54 : x
2. Step 2: Convert to fraction form
   2,952.56/4,429.50 = 872.54/x
3. Step 3: Cross multiply
   2,952.56x = 4,429.50 × 872.54
4. Step 4: Simplify right side
   2,952.56x = 3,864,915.93
5. Step 5: Solve for x
   x = 3,864,915.93/2,952.56
6. Step 6: Final answer
   x = 1,309.01