Finding the Fourth Proportional to 3,634.83, 5,015.88 and 2,142.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,634.83 : 5,015.88 = 2,142.42 : x
2. Step 2: Convert to fraction form
   3,634.83/5,015.88 = 2,142.42/x
3. Step 3: Cross multiply
   3,634.83x = 5,015.88 × 2,142.42
4. Step 4: Simplify right side
   3,634.83x = 10,746,121.63
5. Step 5: Solve for x
   x = 10,746,121.63/3,634.83
6. Step 6: Final answer
   x = 2,956.43