Finding the Fourth Proportional to 2,758.55, 3,806.79 and 1,499.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.55 : 3,806.79 = 1,499.60 : x
2. Step 2: Convert to fraction form
   2,758.55/3,806.79 = 1,499.60/x
3. Step 3: Cross multiply
   2,758.55x = 3,806.79 × 1,499.60
4. Step 4: Simplify right side
   2,758.55x = 5,708,643.25
5. Step 5: Solve for x
   x = 5,708,643.25/2,758.55
6. Step 6: Final answer
   x = 2,069.44