Finding the Fourth Proportional to 2,606.97, 3,906.41 and 1,435.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.97 : 3,906.41 = 1,435.98 : x
2. Step 2: Convert to fraction form
   2,606.97/3,906.41 = 1,435.98/x
3. Step 3: Cross multiply
   2,606.97x = 3,906.41 × 1,435.98
4. Step 4: Simplify right side
   2,606.97x = 5,609,519.45
5. Step 5: Solve for x
   x = 5,609,519.45/2,606.97
6. Step 6: Final answer
   x = 2,151.74