Finding the Fourth Proportional to 13,929.46, 20,895.52 and 4,068.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,929.46 : 20,895.52 = 4,068.82 : x
2. Step 2: Convert to fraction form
   13,929.46/20,895.52 = 4,068.82/x
3. Step 3: Cross multiply
   13,929.46x = 20,895.52 × 4,068.82
4. Step 4: Simplify right side
   13,929.46x = 85,020,109.69
5. Step 5: Solve for x
   x = 85,020,109.69/13,929.46
6. Step 6: Final answer
   x = 6,103.62