Finding the Fourth Proportional to 2,642.76, 3,644.34 and 1,594.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.76 : 3,644.34 = 1,594.20 : x
2. Step 2: Convert to fraction form
   2,642.76/3,644.34 = 1,594.20/x
3. Step 3: Cross multiply
   2,642.76x = 3,644.34 × 1,594.20
4. Step 4: Simplify right side
   2,642.76x = 5,809,806.83
5. Step 5: Solve for x
   x = 5,809,806.83/2,642.76
6. Step 6: Final answer
   x = 2,198.39