Finding the Fourth Proportional to 2,291.98, 3,436.72 and 731.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291.98 : 3,436.72 = 731.56 : x
2. Step 2: Convert to fraction form
   2,291.98/3,436.72 = 731.56/x
3. Step 3: Cross multiply
   2,291.98x = 3,436.72 × 731.56
4. Step 4: Simplify right side
   2,291.98x = 2,514,166.88
5. Step 5: Solve for x
   x = 2,514,166.88/2,291.98
6. Step 6: Final answer
   x = 1,096.94