Finding the Fourth Proportional to 2,611.97, 3,604.56 and 1,433.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.97 : 3,604.56 = 1,433.02 : x
2. Step 2: Convert to fraction form
   2,611.97/3,604.56 = 1,433.02/x
3. Step 3: Cross multiply
   2,611.97x = 3,604.56 × 1,433.02
4. Step 4: Simplify right side
   2,611.97x = 5,165,397.56
5. Step 5: Solve for x
   x = 5,165,397.56/2,611.97
6. Step 6: Final answer
   x = 1,977.58