Finding the Fourth Proportional to 2,758.31, 3,806.44 and 1,499.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.31 : 3,806.44 = 1,499.35 : x
2. Step 2: Convert to fraction form
   2,758.31/3,806.44 = 1,499.35/x
3. Step 3: Cross multiply
   2,758.31x = 3,806.44 × 1,499.35
4. Step 4: Simplify right side
   2,758.31x = 5,707,185.81
5. Step 5: Solve for x
   x = 5,707,185.81/2,758.31
6. Step 6: Final answer
   x = 2,069.09