Finding the Fourth Proportional to 2,419.29, 3,338.73 and 1,424.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.29 : 3,338.73 = 1,424.61 : x
2. Step 2: Convert to fraction form
   2,419.29/3,338.73 = 1,424.61/x
3. Step 3: Cross multiply
   2,419.29x = 3,338.73 × 1,424.61
4. Step 4: Simplify right side
   2,419.29x = 4,756,388.15
5. Step 5: Solve for x
   x = 4,756,388.15/2,419.29
6. Step 6: Final answer
   x = 1,966.03