Finding the Fourth Proportional to 10,706.82, 16,057.35 and 2,913.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.82 : 16,057.35 = 2,913.78 : x
2. Step 2: Convert to fraction form
   10,706.82/16,057.35 = 2,913.78/x
3. Step 3: Cross multiply
   10,706.82x = 16,057.35 × 2,913.78
4. Step 4: Simplify right side
   10,706.82x = 46,787,585.28
5. Step 5: Solve for x
   x = 46,787,585.28/10,706.82
6. Step 6: Final answer
   x = 4,369.89