Finding the Fourth Proportional to 2,527.62, 3,488.31 and 1,644.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.62 : 3,488.31 = 1,644.18 : x
2. Step 2: Convert to fraction form
   2,527.62/3,488.31 = 1,644.18/x
3. Step 3: Cross multiply
   2,527.62x = 3,488.31 × 1,644.18
4. Step 4: Simplify right side
   2,527.62x = 5,735,409.54
5. Step 5: Solve for x
   x = 5,735,409.54/2,527.62
6. Step 6: Final answer
   x = 2,269.09