Finding the Fourth Proportional to 2,158.57, 3,239.43 and 1,463.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158.57 : 3,239.43 = 1,463.59 : x
2. Step 2: Convert to fraction form
   2,158.57/3,239.43 = 1,463.59/x
3. Step 3: Cross multiply
   2,158.57x = 3,239.43 × 1,463.59
4. Step 4: Simplify right side
   2,158.57x = 4,741,197.35
5. Step 5: Solve for x
   x = 4,741,197.35/2,158.57
6. Step 6: Final answer
   x = 2,196.45