Finding the Fourth Proportional to 2,641.56, 3,644.94 and 1,522.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.56 : 3,644.94 = 1,522.54 : x
2. Step 2: Convert to fraction form
   2,641.56/3,644.94 = 1,522.54/x
3. Step 3: Cross multiply
   2,641.56x = 3,644.94 × 1,522.54
4. Step 4: Simplify right side
   2,641.56x = 5,549,566.95
5. Step 5: Solve for x
   x = 5,549,566.95/2,641.56
6. Step 6: Final answer
   x = 2,100.87