Finding the Fourth Proportional to 3,922.75, 5,414.61 and 2,525.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,922.75 : 5,414.61 = 2,525.50 : x
2. Step 2: Convert to fraction form
   3,922.75/5,414.61 = 2,525.50/x
3. Step 3: Cross multiply
   3,922.75x = 5,414.61 × 2,525.50
4. Step 4: Simplify right side
   3,922.75x = 13,674,597.56
5. Step 5: Solve for x
   x = 13,674,597.56/3,922.75
6. Step 6: Final answer
   x = 3,485.97