Finding the Fourth Proportional to 2,606.30, 3,908.26 and 1,124.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.30 : 3,908.26 = 1,124.82 : x
2. Step 2: Convert to fraction form
   2,606.30/3,908.26 = 1,124.82/x
3. Step 3: Cross multiply
   2,606.30x = 3,908.26 × 1,124.82
4. Step 4: Simplify right side
   2,606.30x = 4,396,089.01
5. Step 5: Solve for x
   x = 4,396,089.01/2,606.30
6. Step 6: Final answer
   x = 1,686.72