Finding the Fourth Proportional to 10,766.81, 16,150.34 and 2,869.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,766.81 : 16,150.34 = 2,869.28 : x
2. Step 2: Convert to fraction form
   10,766.81/16,150.34 = 2,869.28/x
3. Step 3: Cross multiply
   10,766.81x = 16,150.34 × 2,869.28
4. Step 4: Simplify right side
   10,766.81x = 46,339,847.56
5. Step 5: Solve for x
   x = 46,339,847.56/10,766.81
6. Step 6: Final answer
   x = 4,303.95