Finding the Fourth Proportional to 2,422.01, 3,633.42 and 961.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.01 : 3,633.42 = 961.18 : x
2. Step 2: Convert to fraction form
   2,422.01/3,633.42 = 961.18/x
3. Step 3: Cross multiply
   2,422.01x = 3,633.42 × 961.18
4. Step 4: Simplify right side
   2,422.01x = 3,492,370.64
5. Step 5: Solve for x
   x = 3,492,370.64/2,422.01
6. Step 6: Final answer
   x = 1,441.93