Finding the Fourth Proportional to 2,401.21, 3,602.17 and 757.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.21 : 3,602.17 = 757.38 : x
2. Step 2: Convert to fraction form
   2,401.21/3,602.17 = 757.38/x
3. Step 3: Cross multiply
   2,401.21x = 3,602.17 × 757.38
4. Step 4: Simplify right side
   2,401.21x = 2,728,225.97
5. Step 5: Solve for x
   x = 2,728,225.97/2,401.21
6. Step 6: Final answer
   x = 1,136.19