Finding the Fourth Proportional to 6,926.49, 10,377.90 and 3,809.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,926.49 : 10,377.90 = 3,809.10 : x
2. Step 2: Convert to fraction form
   6,926.49/10,377.90 = 3,809.10/x
3. Step 3: Cross multiply
   6,926.49x = 10,377.90 × 3,809.10
4. Step 4: Simplify right side
   6,926.49x = 39,530,458.89
5. Step 5: Solve for x
   x = 39,530,458.89/6,926.49
6. Step 6: Final answer
   x = 5,707.14