Finding the Fourth Proportional to 2,725.79, 3,761.43 and 1,530.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,725.79 : 3,761.43 = 1,530.67 : x
2. Step 2: Convert to fraction form
   2,725.79/3,761.43 = 1,530.67/x
3. Step 3: Cross multiply
   2,725.79x = 3,761.43 × 1,530.67
4. Step 4: Simplify right side
   2,725.79x = 5,757,498.65
5. Step 5: Solve for x
   x = 5,757,498.65/2,725.79
6. Step 6: Final answer
   x = 2,112.23