Finding the Fourth Proportional to 2,495.33, 3,743.40 and 851.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.33 : 3,743.40 = 851.70 : x
2. Step 2: Convert to fraction form
   2,495.33/3,743.40 = 851.70/x
3. Step 3: Cross multiply
   2,495.33x = 3,743.40 × 851.70
4. Step 4: Simplify right side
   2,495.33x = 3,188,253.78
5. Step 5: Solve for x
   x = 3,188,253.78/2,495.33
6. Step 6: Final answer
   x = 1,277.69