Finding the Fourth Proportional to 2,601.24, 3,589.74 and 1,422.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.24 : 3,589.74 = 1,422.36 : x
2. Step 2: Convert to fraction form
   2,601.24/3,589.74 = 1,422.36/x
3. Step 3: Cross multiply
   2,601.24x = 3,589.74 × 1,422.36
4. Step 4: Simplify right side
   2,601.24x = 5,105,902.59
5. Step 5: Solve for x
   x = 5,105,902.59/2,601.24
6. Step 6: Final answer
   x = 1,962.87