Finding the Fourth Proportional to 3,401.42, 5,101.48 and 935.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.42 : 5,101.48 = 935.62 : x
2. Step 2: Convert to fraction form
   3,401.42/5,101.48 = 935.62/x
3. Step 3: Cross multiply
   3,401.42x = 5,101.48 × 935.62
4. Step 4: Simplify right side
   3,401.42x = 4,773,046.72
5. Step 5: Solve for x
   x = 4,773,046.72/3,401.42
6. Step 6: Final answer
   x = 1,403.25