Finding the Fourth Proportional to 2,606.73, 3,910.49 and 1,126.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.73 : 3,910.49 = 1,126.36 : x
2. Step 2: Convert to fraction form
   2,606.73/3,910.49 = 1,126.36/x
3. Step 3: Cross multiply
   2,606.73x = 3,910.49 × 1,126.36
4. Step 4: Simplify right side
   2,606.73x = 4,404,619.52
5. Step 5: Solve for x
   x = 4,404,619.52/2,606.73
6. Step 6: Final answer
   x = 1,689.71