Finding the Fourth Proportional to 2,144.58, 3,212.34 and 1,364.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.58 : 3,212.34 = 1,364.16 : x
2. Step 2: Convert to fraction form
   2,144.58/3,212.34 = 1,364.16/x
3. Step 3: Cross multiply
   2,144.58x = 3,212.34 × 1,364.16
4. Step 4: Simplify right side
   2,144.58x = 4,382,145.73
5. Step 5: Solve for x
   x = 4,382,145.73/2,144.58
6. Step 6: Final answer
   x = 2,043.36