Finding the Fourth Proportional to 2,357.52, 3,268.90 and 2,279.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.52 : 3,268.90 = 2,279.46 : x
2. Step 2: Convert to fraction form
   2,357.52/3,268.90 = 2,279.46/x
3. Step 3: Cross multiply
   2,357.52x = 3,268.90 × 2,279.46
4. Step 4: Simplify right side
   2,357.52x = 7,451,326.79
5. Step 5: Solve for x
   x = 7,451,326.79/2,357.52
6. Step 6: Final answer
   x = 3,160.66