Finding the Fourth Proportional to 2,723.72, 3,758.49 and 1,528.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,723.72 : 3,758.49 = 1,528.41 : x
2. Step 2: Convert to fraction form
   2,723.72/3,758.49 = 1,528.41/x
3. Step 3: Cross multiply
   2,723.72x = 3,758.49 × 1,528.41
4. Step 4: Simplify right side
   2,723.72x = 5,744,513.70
5. Step 5: Solve for x
   x = 5,744,513.70/2,723.72
6. Step 6: Final answer
   x = 2,109.07