Finding the Fourth Proportional to 3,401.10, 5,101.71 and 935.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401.10 : 5,101.71 = 935.91 : x
2. Step 2: Convert to fraction form
   3,401.10/5,101.71 = 935.91/x
3. Step 3: Cross multiply
   3,401.10x = 5,101.71 × 935.91
4. Step 4: Simplify right side
   3,401.10x = 4,774,741.41
5. Step 5: Solve for x
   x = 4,774,741.41/3,401.10
6. Step 6: Final answer
   x = 1,403.88