Finding the Fourth Proportional to 8,929.30, 12,321.98 and 4,950.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,929.30 : 12,321.98 = 4,950.37 : x
2. Step 2: Convert to fraction form
   8,929.30/12,321.98 = 4,950.37/x
3. Step 3: Cross multiply
   8,929.30x = 12,321.98 × 4,950.37
4. Step 4: Simplify right side
   8,929.30x = 60,998,335.38
5. Step 5: Solve for x
   x = 60,998,335.38/8,929.30
6. Step 6: Final answer
   x = 6,831.26