Finding the Fourth Proportional to 2,056.54, 3,086.03 and 758.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.54 : 3,086.03 = 758.92 : x
2. Step 2: Convert to fraction form
   2,056.54/3,086.03 = 758.92/x
3. Step 3: Cross multiply
   2,056.54x = 3,086.03 × 758.92
4. Step 4: Simplify right side
   2,056.54x = 2,342,049.89
5. Step 5: Solve for x
   x = 2,342,049.89/2,056.54
6. Step 6: Final answer
   x = 1,138.83