Finding the Fourth Proportional to 2,279.69, 3,418.93 and 963.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.69 : 3,418.93 = 963.46 : x
2. Step 2: Convert to fraction form
   2,279.69/3,418.93 = 963.46/x
3. Step 3: Cross multiply
   2,279.69x = 3,418.93 × 963.46
4. Step 4: Simplify right side
   2,279.69x = 3,294,002.30
5. Step 5: Solve for x
   x = 3,294,002.30/2,279.69
6. Step 6: Final answer
   x = 1,444.93