Finding the Fourth Proportional to 2,296.39, 3,443.70 and 979.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.39 : 3,443.70 = 979.31 : x
2. Step 2: Convert to fraction form
   2,296.39/3,443.70 = 979.31/x
3. Step 3: Cross multiply
   2,296.39x = 3,443.70 × 979.31
4. Step 4: Simplify right side
   2,296.39x = 3,372,449.85
5. Step 5: Solve for x
   x = 3,372,449.85/2,296.39
6. Step 6: Final answer
   x = 1,468.59