Finding the Fourth Proportional to 3,874.32, 5,800.83 and 2,705.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,874.32 : 5,800.83 = 2,705.49 : x
2. Step 2: Convert to fraction form
   3,874.32/5,800.83 = 2,705.49/x
3. Step 3: Cross multiply
   3,874.32x = 5,800.83 × 2,705.49
4. Step 4: Simplify right side
   3,874.32x = 15,694,087.56
5. Step 5: Solve for x
   x = 15,694,087.56/3,874.32
6. Step 6: Final answer
   x = 4,050.80