Finding the Fourth Proportional to 10,644.86, 14,689.59 and 5,929.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,644.86 : 14,689.59 = 5,929.04 : x
2. Step 2: Convert to fraction form
   10,644.86/14,689.59 = 5,929.04/x
3. Step 3: Cross multiply
   10,644.86x = 14,689.59 × 5,929.04
4. Step 4: Simplify right side
   10,644.86x = 87,095,166.69
5. Step 5: Solve for x
   x = 87,095,166.69/10,644.86
6. Step 6: Final answer
   x = 8,181.90