Finding the Fourth Proportional to 10,736.73, 16,109.61 and 5,809.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.73 : 16,109.61 = 5,809.77 : x
2. Step 2: Convert to fraction form
   10,736.73/16,109.61 = 5,809.77/x
3. Step 3: Cross multiply
   10,736.73x = 16,109.61 × 5,809.77
4. Step 4: Simplify right side
   10,736.73x = 93,593,128.89
5. Step 5: Solve for x
   x = 93,593,128.89/10,736.73
6. Step 6: Final answer
   x = 8,717.10