Finding the Fourth Proportional to 10,728.91, 14,806.76 and 5,949.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,728.91 : 14,806.76 = 5,949.32 : x
2. Step 2: Convert to fraction form
   10,728.91/14,806.76 = 5,949.32/x
3. Step 3: Cross multiply
   10,728.91x = 14,806.76 × 5,949.32
4. Step 4: Simplify right side
   10,728.91x = 88,090,153.40
5. Step 5: Solve for x
   x = 88,090,153.40/10,728.91
6. Step 6: Final answer
   x = 8,210.54