Finding the Fourth Proportional to 2,618.86, 3,614.02 and 1,499.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618.86 : 3,614.02 = 1,499.78 : x
2. Step 2: Convert to fraction form
   2,618.86/3,614.02 = 1,499.78/x
3. Step 3: Cross multiply
   2,618.86x = 3,614.02 × 1,499.78
4. Step 4: Simplify right side
   2,618.86x = 5,420,234.92
5. Step 5: Solve for x
   x = 5,420,234.92/2,618.86
6. Step 6: Final answer
   x = 2,069.69