Finding the Fourth Proportional to 3,561.96, 5,338.61 and 2,522.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.96 : 5,338.61 = 2,522.27 : x
2. Step 2: Convert to fraction form
   3,561.96/5,338.61 = 2,522.27/x
3. Step 3: Cross multiply
   3,561.96x = 5,338.61 × 2,522.27
4. Step 4: Simplify right side
   3,561.96x = 13,465,376.54
5. Step 5: Solve for x
   x = 13,465,376.54/3,561.96
6. Step 6: Final answer
   x = 3,780.33