Finding the Fourth Proportional to 2,601.09, 3,589.48 and 1,422.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.09 : 3,589.48 = 1,422.17 : x
2. Step 2: Convert to fraction form
   2,601.09/3,589.48 = 1,422.17/x
3. Step 3: Cross multiply
   2,601.09x = 3,589.48 × 1,422.17
4. Step 4: Simplify right side
   2,601.09x = 5,104,848.06
5. Step 5: Solve for x
   x = 5,104,848.06/2,601.09
6. Step 6: Final answer
   x = 1,962.58