Finding the Fourth Proportional to 3,659.87, 5,483.31 and 2,499.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,659.87 : 5,483.31 = 2,499.95 : x
2. Step 2: Convert to fraction form
   3,659.87/5,483.31 = 2,499.95/x
3. Step 3: Cross multiply
   3,659.87x = 5,483.31 × 2,499.95
4. Step 4: Simplify right side
   3,659.87x = 13,707,973.42
5. Step 5: Solve for x
   x = 13,707,973.42/3,659.87
6. Step 6: Final answer
   x = 3,745.49