Finding the Fourth Proportional to 2,725.54, 4,085.87 and 1,262.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.54 : 4,085.87 = 1,262.68 : x
2. Step 2: Convert to fraction form
   2,725.54/4,085.87 = 1,262.68/x
3. Step 3: Cross multiply
   2,725.54x = 4,085.87 × 1,262.68
4. Step 4: Simplify right side
   2,725.54x = 5,159,146.33
5. Step 5: Solve for x
   x = 5,159,146.33/2,725.54
6. Step 6: Final answer
   x = 1,892.89