Finding the Fourth Proportional to 16,659.92, 22,981.59 and 10,684.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,659.92 : 22,981.59 = 10,684.94 : x
2. Step 2: Convert to fraction form
   16,659.92/22,981.59 = 10,684.94/x
3. Step 3: Cross multiply
   16,659.92x = 22,981.59 × 10,684.94
4. Step 4: Simplify right side
   16,659.92x = 245,556,910.25
5. Step 5: Solve for x
   x = 245,556,910.25/16,659.92
6. Step 6: Final answer
   x = 14,739.38