Finding the Fourth Proportional to 3,314.32, 4,969.68 and 2,144.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,314.32 : 4,969.68 = 2,144.16 : x
2. Step 2: Convert to fraction form
   3,314.32/4,969.68 = 2,144.16/x
3. Step 3: Cross multiply
   3,314.32x = 4,969.68 × 2,144.16
4. Step 4: Simplify right side
   3,314.32x = 10,655,789.07
5. Step 5: Solve for x
   x = 10,655,789.07/3,314.32
6. Step 6: Final answer
   x = 3,215.08