Finding the Fourth Proportional to 6,949.60, 10,424.94 and 2,019.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,949.60 : 10,424.94 = 2,019.31 : x
2. Step 2: Convert to fraction form
   6,949.60/10,424.94 = 2,019.31/x
3. Step 3: Cross multiply
   6,949.60x = 10,424.94 × 2,019.31
4. Step 4: Simplify right side
   6,949.60x = 21,051,185.59
5. Step 5: Solve for x
   x = 21,051,185.59/6,949.60
6. Step 6: Final answer
   x = 3,029.12