Finding the Fourth Proportional to 2,498.57, 3,744.59 and 2,149.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.57 : 3,744.59 = 2,149.50 : x
2. Step 2: Convert to fraction form
   2,498.57/3,744.59 = 2,149.50/x
3. Step 3: Cross multiply
   2,498.57x = 3,744.59 × 2,149.50
4. Step 4: Simplify right side
   2,498.57x = 8,048,985.46
5. Step 5: Solve for x
   x = 8,048,985.46/2,498.57
6. Step 6: Final answer
   x = 3,221.44