Finding the Fourth Proportional to 2,725.72, 3,758.88 and 1,729.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.72 : 3,758.88 = 1,729.23 : x
2. Step 2: Convert to fraction form
   2,725.72/3,758.88 = 1,729.23/x
3. Step 3: Cross multiply
   2,725.72x = 3,758.88 × 1,729.23
4. Step 4: Simplify right side
   2,725.72x = 6,499,968.06
5. Step 5: Solve for x
   x = 6,499,968.06/2,725.72
6. Step 6: Final answer
   x = 2,384.68