Finding the Fourth Proportional to 7,481.61, 10,324.50 and 4,124.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,481.61 : 10,324.50 = 4,124.42 : x
2. Step 2: Convert to fraction form
   7,481.61/10,324.50 = 4,124.42/x
3. Step 3: Cross multiply
   7,481.61x = 10,324.50 × 4,124.42
4. Step 4: Simplify right side
   7,481.61x = 42,582,522.67
5. Step 5: Solve for x
   x = 42,582,522.67/7,481.61
6. Step 6: Final answer
   x = 5,691.63