Finding the Fourth Proportional to 2,158.88, 3,238.68 and 1,063.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158.88 : 3,238.68 = 1,063.35 : x
2. Step 2: Convert to fraction form
   2,158.88/3,238.68 = 1,063.35/x
3. Step 3: Cross multiply
   2,158.88x = 3,238.68 × 1,063.35
4. Step 4: Simplify right side
   2,158.88x = 3,443,850.38
5. Step 5: Solve for x
   x = 3,443,850.38/2,158.88
6. Step 6: Final answer
   x = 1,595.21