Finding the Fourth Proportional to 2,554.42, 3,524.16 and 1,609.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.42 : 3,524.16 = 1,609.96 : x
2. Step 2: Convert to fraction form
   2,554.42/3,524.16 = 1,609.96/x
3. Step 3: Cross multiply
   2,554.42x = 3,524.16 × 1,609.96
4. Step 4: Simplify right side
   2,554.42x = 5,673,756.63
5. Step 5: Solve for x
   x = 5,673,756.63/2,554.42
6. Step 6: Final answer
   x = 2,221.15