Finding the Fourth Proportional to 16,648.26, 22,976.64 and 10,677.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,648.26 : 22,976.64 = 10,677.72 : x
2. Step 2: Convert to fraction form
   16,648.26/22,976.64 = 10,677.72/x
3. Step 3: Cross multiply
   16,648.26x = 22,976.64 × 10,677.72
4. Step 4: Simplify right side
   16,648.26x = 245,338,128.46
5. Step 5: Solve for x
   x = 245,338,128.46/16,648.26
6. Step 6: Final answer
   x = 14,736.56