Finding the Fourth Proportional to 3,635.58, 5,016.33 and 2,142.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,635.58 : 5,016.33 = 2,142.95 : x
2. Step 2: Convert to fraction form
   3,635.58/5,016.33 = 2,142.95/x
3. Step 3: Cross multiply
   3,635.58x = 5,016.33 × 2,142.95
4. Step 4: Simplify right side
   3,635.58x = 10,749,719.29
5. Step 5: Solve for x
   x = 10,749,719.29/3,635.58
6. Step 6: Final answer
   x = 2,956.81