Finding the Fourth Proportional to 3,636.77, 5,018.51 and 2,144.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636.77 : 5,018.51 = 2,144.75 : x
2. Step 2: Convert to fraction form
   3,636.77/5,018.51 = 2,144.75/x
3. Step 3: Cross multiply
   3,636.77x = 5,018.51 × 2,144.75
4. Step 4: Simplify right side
   3,636.77x = 10,763,429.59
5. Step 5: Solve for x
   x = 10,763,429.59/3,636.77
6. Step 6: Final answer
   x = 2,959.62