Finding the Fourth Proportional to 2,043.38, 3,065.29 and 1,339.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,043.38 : 3,065.29 = 1,339.89 : x
2. Step 2: Convert to fraction form
   2,043.38/3,065.29 = 1,339.89/x
3. Step 3: Cross multiply
   2,043.38x = 3,065.29 × 1,339.89
4. Step 4: Simplify right side
   2,043.38x = 4,107,161.35
5. Step 5: Solve for x
   x = 4,107,161.35/2,043.38
6. Step 6: Final answer
   x = 2,009.99