Finding the Fourth Proportional to 2,534.37, 3,800.43 and 890.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,534.37 : 3,800.43 = 890.43 : x
2. Step 2: Convert to fraction form
   2,534.37/3,800.43 = 890.43/x
3. Step 3: Cross multiply
   2,534.37x = 3,800.43 × 890.43
4. Step 4: Simplify right side
   2,534.37x = 3,384,016.88
5. Step 5: Solve for x
   x = 3,384,016.88/2,534.37
6. Step 6: Final answer
   x = 1,335.25