Finding the Fourth Proportional to 2,399.58, 3,591.92 and 1,301.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.58 : 3,591.92 = 1,301.22 : x
2. Step 2: Convert to fraction form
   2,399.58/3,591.92 = 1,301.22/x
3. Step 3: Cross multiply
   2,399.58x = 3,591.92 × 1,301.22
4. Step 4: Simplify right side
   2,399.58x = 4,673,878.14
5. Step 5: Solve for x
   x = 4,673,878.14/2,399.58
6. Step 6: Final answer
   x = 1,947.79