Finding the Fourth Proportional to 7,377.42, 10,180.83 and 4,020.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,377.42 : 10,180.83 = 4,020.30 : x
2. Step 2: Convert to fraction form
   7,377.42/10,180.83 = 4,020.30/x
3. Step 3: Cross multiply
   7,377.42x = 10,180.83 × 4,020.30
4. Step 4: Simplify right side
   7,377.42x = 40,929,990.85
5. Step 5: Solve for x
   x = 40,929,990.85/7,377.42
6. Step 6: Final answer
   x = 5,548.01