Finding the Fourth Proportional to 2,675.56, 4,013.52 and 727.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,675.56 : 4,013.52 = 727.72 : x
2. Step 2: Convert to fraction form
   2,675.56/4,013.52 = 727.72/x
3. Step 3: Cross multiply
   2,675.56x = 4,013.52 × 727.72
4. Step 4: Simplify right side
   2,675.56x = 2,920,718.77
5. Step 5: Solve for x
   x = 2,920,718.77/2,675.56
6. Step 6: Final answer
   x = 1,091.63