Finding the Fourth Proportional to 2,758.64, 3,806.91 and 1,499.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.64 : 3,806.91 = 1,499.67 : x
2. Step 2: Convert to fraction form
   2,758.64/3,806.91 = 1,499.67/x
3. Step 3: Cross multiply
   2,758.64x = 3,806.91 × 1,499.67
4. Step 4: Simplify right side
   2,758.64x = 5,709,108.72
5. Step 5: Solve for x
   x = 5,709,108.72/2,758.64
6. Step 6: Final answer
   x = 2,069.54