Finding the Fourth Proportional to 2,359.91, 3,540.37 and 716.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.91 : 3,540.37 = 716.58 : x
2. Step 2: Convert to fraction form
   2,359.91/3,540.37 = 716.58/x
3. Step 3: Cross multiply
   2,359.91x = 3,540.37 × 716.58
4. Step 4: Simplify right side
   2,359.91x = 2,536,958.33
5. Step 5: Solve for x
   x = 2,536,958.33/2,359.91
6. Step 6: Final answer
   x = 1,075.02