Finding the Fourth Proportional to 2,871.83, 4,300.82 and 1,635.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,871.83 : 4,300.82 = 1,635.49 : x
2. Step 2: Convert to fraction form
   2,871.83/4,300.82 = 1,635.49/x
3. Step 3: Cross multiply
   2,871.83x = 4,300.82 × 1,635.49
4. Step 4: Simplify right side
   2,871.83x = 7,033,948.10
5. Step 5: Solve for x
   x = 7,033,948.10/2,871.83
6. Step 6: Final answer
   x = 2,449.29