Finding the Fourth Proportional to 2,056.94, 3,085.94 and 824.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056.94 : 3,085.94 = 824.39 : x
2. Step 2: Convert to fraction form
   2,056.94/3,085.94 = 824.39/x
3. Step 3: Cross multiply
   2,056.94x = 3,085.94 × 824.39
4. Step 4: Simplify right side
   2,056.94x = 2,544,004.71
5. Step 5: Solve for x
   x = 2,544,004.71/2,056.94
6. Step 6: Final answer
   x = 1,236.79