Finding the Fourth Proportional to 2,499.03, 3,449.19 and 1,659.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.03 : 3,449.19 = 1,659.78 : x
2. Step 2: Convert to fraction form
   2,499.03/3,449.19 = 1,659.78/x
3. Step 3: Cross multiply
   2,499.03x = 3,449.19 × 1,659.78
4. Step 4: Simplify right side
   2,499.03x = 5,724,896.58
5. Step 5: Solve for x
   x = 5,724,896.58/2,499.03
6. Step 6: Final answer
   x = 2,290.85