Finding the Fourth Proportional to 2,915.21, 4,369.17 and 2,296.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,915.21 : 4,369.17 = 2,296.47 : x
2. Step 2: Convert to fraction form
   2,915.21/4,369.17 = 2,296.47/x
3. Step 3: Cross multiply
   2,915.21x = 4,369.17 × 2,296.47
4. Step 4: Simplify right side
   2,915.21x = 10,033,692.83
5. Step 5: Solve for x
   x = 10,033,692.83/2,915.21
6. Step 6: Final answer
   x = 3,441.84