Finding the Fourth Proportional to 2,399.22, 3,598.53 and 755.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.22 : 3,598.53 = 755.63 : x
2. Step 2: Convert to fraction form
   2,399.22/3,598.53 = 755.63/x
3. Step 3: Cross multiply
   2,399.22x = 3,598.53 × 755.63
4. Step 4: Simplify right side
   2,399.22x = 2,719,149.89
5. Step 5: Solve for x
   x = 2,719,149.89/2,399.22
6. Step 6: Final answer
   x = 1,133.35