Finding the Fourth Proportional to 2,641.38, 3,644.76 and 1,522.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.38 : 3,644.76 = 1,522.36 : x
2. Step 2: Convert to fraction form
   2,641.38/3,644.76 = 1,522.36/x
3. Step 3: Cross multiply
   2,641.38x = 3,644.76 × 1,522.36
4. Step 4: Simplify right side
   2,641.38x = 5,548,636.83
5. Step 5: Solve for x
   x = 5,548,636.83/2,641.38
6. Step 6: Final answer
   x = 2,100.66