Finding the Fourth Proportional to 2,144.16, 3,212.08 and 1,411.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.16 : 3,212.08 = 1,411.53 : x
2. Step 2: Convert to fraction form
   2,144.16/3,212.08 = 1,411.53/x
3. Step 3: Cross multiply
   2,144.16x = 3,212.08 × 1,411.53
4. Step 4: Simplify right side
   2,144.16x = 4,533,947.28
5. Step 5: Solve for x
   x = 4,533,947.28/2,144.16
6. Step 6: Final answer
   x = 2,114.56