Finding the Fourth Proportional to 2,056.81, 3,085.52 and 758.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.81 : 3,085.52 = 758.17 : x
2. Step 2: Convert to fraction form
   2,056.81/3,085.52 = 758.17/x
3. Step 3: Cross multiply
   2,056.81x = 3,085.52 × 758.17
4. Step 4: Simplify right side
   2,056.81x = 2,339,348.70
5. Step 5: Solve for x
   x = 2,339,348.70/2,056.81
6. Step 6: Final answer
   x = 1,137.37