Finding the Fourth Proportional to 2,482.40, 3,723.37 and 838.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,482.40 : 3,723.37 = 838.96 : x
2. Step 2: Convert to fraction form
   2,482.40/3,723.37 = 838.96/x
3. Step 3: Cross multiply
   2,482.40x = 3,723.37 × 838.96
4. Step 4: Simplify right side
   2,482.40x = 3,123,761.05
5. Step 5: Solve for x
   x = 3,123,761.05/2,482.40
6. Step 6: Final answer
   x = 1,258.36