Finding the Fourth Proportional to 2,540.50, 3,501.57 and 2,096.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,540.50 : 3,501.57 = 2,096.98 : x
2. Step 2: Convert to fraction form
   2,540.50/3,501.57 = 2,096.98/x
3. Step 3: Cross multiply
   2,540.50x = 3,501.57 × 2,096.98
4. Step 4: Simplify right side
   2,540.50x = 7,342,722.26
5. Step 5: Solve for x
   x = 7,342,722.26/2,540.50
6. Step 6: Final answer
   x = 2,890.27