Finding the Fourth Proportional to 16,443.39, 22,684.19 and 10,776.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,443.39 : 22,684.19 = 10,776.63 : x
2. Step 2: Convert to fraction form
   16,443.39/22,684.19 = 10,776.63/x
3. Step 3: Cross multiply
   16,443.39x = 22,684.19 × 10,776.63
4. Step 4: Simplify right side
   16,443.39x = 244,459,068.60
5. Step 5: Solve for x
   x = 244,459,068.60/16,443.39
6. Step 6: Final answer
   x = 14,866.71