Finding the Fourth Proportional to 3,550.32, 4,899.15 and 2,057.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,550.32 : 4,899.15 = 2,057.76 : x
2. Step 2: Convert to fraction form
   3,550.32/4,899.15 = 2,057.76/x
3. Step 3: Cross multiply
   3,550.32x = 4,899.15 × 2,057.76
4. Step 4: Simplify right side
   3,550.32x = 10,081,274.90
5. Step 5: Solve for x
   x = 10,081,274.90/3,550.32
6. Step 6: Final answer
   x = 2,839.54