Finding the Fourth Proportional to 2,699.57, 4,049.50 and 850.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,699.57 : 4,049.50 = 850.83 : x
2. Step 2: Convert to fraction form
   2,699.57/4,049.50 = 850.83/x
3. Step 3: Cross multiply
   2,699.57x = 4,049.50 × 850.83
4. Step 4: Simplify right side
   2,699.57x = 3,445,431.76
5. Step 5: Solve for x
   x = 3,445,431.76/2,699.57
6. Step 6: Final answer
   x = 1,276.29