Finding the Fourth Proportional to 2,488.56, 3,434.16 and 1,604.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.56 : 3,434.16 = 1,604.52 : x
2. Step 2: Convert to fraction form
   2,488.56/3,434.16 = 1,604.52/x
3. Step 3: Cross multiply
   2,488.56x = 3,434.16 × 1,604.52
4. Step 4: Simplify right side
   2,488.56x = 5,510,178.40
5. Step 5: Solve for x
   x = 5,510,178.40/2,488.56
6. Step 6: Final answer
   x = 2,214.20