Finding the Fourth Proportional to 12,324.83, 18,493.61 and 4,929.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,324.83 : 18,493.61 = 4,929.12 : x
2. Step 2: Convert to fraction form
   12,324.83/18,493.61 = 4,929.12/x
3. Step 3: Cross multiply
   12,324.83x = 18,493.61 × 4,929.12
4. Step 4: Simplify right side
   12,324.83x = 91,157,198.28
5. Step 5: Solve for x
   x = 91,157,198.28/12,324.83
6. Step 6: Final answer
   x = 7,396.23