Finding the Fourth Proportional to 2,497.88, 3,747.72 and 1,072.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497.88 : 3,747.72 = 1,072.52 : x
2. Step 2: Convert to fraction form
   2,497.88/3,747.72 = 1,072.52/x
3. Step 3: Cross multiply
   2,497.88x = 3,747.72 × 1,072.52
4. Step 4: Simplify right side
   2,497.88x = 4,019,504.65
5. Step 5: Solve for x
   x = 4,019,504.65/2,497.88
6. Step 6: Final answer
   x = 1,609.17