Finding the Fourth Proportional to 2,845.20, 3,924.18 and 1,850.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,845.20 : 3,924.18 = 1,850.82 : x
2. Step 2: Convert to fraction form
   2,845.20/3,924.18 = 1,850.82/x
3. Step 3: Cross multiply
   2,845.20x = 3,924.18 × 1,850.82
4. Step 4: Simplify right side
   2,845.20x = 7,262,950.83
5. Step 5: Solve for x
   x = 7,262,950.83/2,845.20
6. Step 6: Final answer
   x = 2,552.70