Finding the Fourth Proportional to 10,768.19, 16,153.52 and 2,871.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,768.19 : 16,153.52 = 2,871.05 : x
2. Step 2: Convert to fraction form
   10,768.19/16,153.52 = 2,871.05/x
3. Step 3: Cross multiply
   10,768.19x = 16,153.52 × 2,871.05
4. Step 4: Simplify right side
   10,768.19x = 46,377,468.47
5. Step 5: Solve for x
   x = 46,377,468.47/10,768.19
6. Step 6: Final answer
   x = 4,306.90