Finding the Fourth Proportional to 10,838.58, 16,260.17 and 3,818.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,838.58 : 16,260.17 = 3,818.31 : x
2. Step 2: Convert to fraction form
   10,838.58/16,260.17 = 3,818.31/x
3. Step 3: Cross multiply
   10,838.58x = 16,260.17 × 3,818.31
4. Step 4: Simplify right side
   10,838.58x = 62,086,350.62
5. Step 5: Solve for x
   x = 62,086,350.62/10,838.58
6. Step 6: Final answer
   x = 5,728.27