Finding the Fourth Proportional to 2,150.94, 3,222.18 and 1,418.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.94 : 3,222.18 = 1,418.28 : x
2. Step 2: Convert to fraction form
   2,150.94/3,222.18 = 1,418.28/x
3. Step 3: Cross multiply
   2,150.94x = 3,222.18 × 1,418.28
4. Step 4: Simplify right side
   2,150.94x = 4,569,953.45
5. Step 5: Solve for x
   x = 4,569,953.45/2,150.94
6. Step 6: Final answer
   x = 2,124.63