Finding the Fourth Proportional to 2,401.16, 3,603.20 and 940.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.16 : 3,603.20 = 940.32 : x
2. Step 2: Convert to fraction form
   2,401.16/3,603.20 = 940.32/x
3. Step 3: Cross multiply
   2,401.16x = 3,603.20 × 940.32
4. Step 4: Simplify right side
   2,401.16x = 3,388,156.32
5. Step 5: Solve for x
   x = 3,388,156.32/2,401.16
6. Step 6: Final answer
   x = 1,411.05