Finding the Fourth Proportional to 2,608.00, 3,906.53 and 1,148.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.00 : 3,906.53 = 1,148.18 : x
2. Step 2: Convert to fraction form
   2,608.00/3,906.53 = 1,148.18/x
3. Step 3: Cross multiply
   2,608.00x = 3,906.53 × 1,148.18
4. Step 4: Simplify right side
   2,608.00x = 4,485,378.65
5. Step 5: Solve for x
   x = 4,485,378.65/2,608.00
6. Step 6: Final answer
   x = 1,719.86