Finding the Fourth Proportional to 2,608.75, 3,912.22 and 1,048.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.75 : 3,912.22 = 1,048.29 : x
2. Step 2: Convert to fraction form
   2,608.75/3,912.22 = 1,048.29/x
3. Step 3: Cross multiply
   2,608.75x = 3,912.22 × 1,048.29
4. Step 4: Simplify right side
   2,608.75x = 4,101,141.10
5. Step 5: Solve for x
   x = 4,101,141.10/2,608.75
6. Step 6: Final answer
   x = 1,572.07