Finding the Fourth Proportional to 16,629.69, 22,947.13 and 9,914.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,629.69 : 22,947.13 = 9,914.05 : x
2. Step 2: Convert to fraction form
   16,629.69/22,947.13 = 9,914.05/x
3. Step 3: Cross multiply
   16,629.69x = 22,947.13 × 9,914.05
4. Step 4: Simplify right side
   16,629.69x = 227,498,994.18
5. Step 5: Solve for x
   x = 227,498,994.18/16,629.69
6. Step 6: Final answer
   x = 13,680.29