Finding the Fourth Proportional to 2,194.43, 3,291.35 and 961.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,194.43 : 3,291.35 = 961.52 : x
2. Step 2: Convert to fraction form
   2,194.43/3,291.35 = 961.52/x
3. Step 3: Cross multiply
   2,194.43x = 3,291.35 × 961.52
4. Step 4: Simplify right side
   2,194.43x = 3,164,677.59
5. Step 5: Solve for x
   x = 3,164,677.59/2,194.43
6. Step 6: Final answer
   x = 1,442.14