Finding the Fourth Proportional to 2,758.09, 3,806.18 and 1,499.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.09 : 3,806.18 = 1,499.15 : x
2. Step 2: Convert to fraction form
   2,758.09/3,806.18 = 1,499.15/x
3. Step 3: Cross multiply
   2,758.09x = 3,806.18 × 1,499.15
4. Step 4: Simplify right side
   2,758.09x = 5,706,018.17
5. Step 5: Solve for x
   x = 5,706,018.17/2,758.09
6. Step 6: Final answer
   x = 2,068.83