Finding the Fourth Proportional to 3,924.30, 5,921.43 and 3,772.41

Step by Step Solution

1. Step 1: Write the proportion equation
   3,924.30 : 5,921.43 = 3,772.41 : x
2. Step 2: Convert to fraction form
   3,924.30/5,921.43 = 3,772.41/x
3. Step 3: Cross multiply
   3,924.30x = 5,921.43 × 3,772.41
4. Step 4: Simplify right side
   3,924.30x = 22,338,061.75
5. Step 5: Solve for x
   x = 22,338,061.75/3,924.30
6. Step 6: Final answer
   x = 5,692.24