Finding the Fourth Proportional to 2,725.38, 4,084.29 and 993.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.38 : 4,084.29 = 993.06 : x
2. Step 2: Convert to fraction form
   2,725.38/4,084.29 = 993.06/x
3. Step 3: Cross multiply
   2,725.38x = 4,084.29 × 993.06
4. Step 4: Simplify right side
   2,725.38x = 4,055,945.03
5. Step 5: Solve for x
   x = 4,055,945.03/2,725.38
6. Step 6: Final answer
   x = 1,488.21