Finding the Fourth Proportional to 2,725.88, 4,085.02 and 1,424.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.88 : 4,085.02 = 1,424.74 : x
2. Step 2: Convert to fraction form
   2,725.88/4,085.02 = 1,424.74/x
3. Step 3: Cross multiply
   2,725.88x = 4,085.02 × 1,424.74
4. Step 4: Simplify right side
   2,725.88x = 5,820,091.39
5. Step 5: Solve for x
   x = 5,820,091.39/2,725.88
6. Step 6: Final answer
   x = 2,135.12