Finding the Fourth Proportional to 2,279.89, 3,414.31 and 1,303.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.89 : 3,414.31 = 1,303.03 : x
2. Step 2: Convert to fraction form
   2,279.89/3,414.31 = 1,303.03/x
3. Step 3: Cross multiply
   2,279.89x = 3,414.31 × 1,303.03
4. Step 4: Simplify right side
   2,279.89x = 4,448,948.36
5. Step 5: Solve for x
   x = 4,448,948.36/2,279.89
6. Step 6: Final answer
   x = 1,951.39