Finding the Fourth Proportional to 2,325.23, 3,485.39 and 764.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,325.23 : 3,485.39 = 764.82 : x
2. Step 2: Convert to fraction form
   2,325.23/3,485.39 = 764.82/x
3. Step 3: Cross multiply
   2,325.23x = 3,485.39 × 764.82
4. Step 4: Simplify right side
   2,325.23x = 2,665,692.16
5. Step 5: Solve for x
   x = 2,665,692.16/2,325.23
6. Step 6: Final answer
   x = 1,146.42