Finding the Fourth Proportional to 16,698.62, 23,046.72 and 9,627.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,698.62 : 23,046.72 = 9,627.32 : x
2. Step 2: Convert to fraction form
   16,698.62/23,046.72 = 9,627.32/x
3. Step 3: Cross multiply
   16,698.62x = 23,046.72 × 9,627.32
4. Step 4: Simplify right side
   16,698.62x = 221,878,148.39
5. Step 5: Solve for x
   x = 221,878,148.39/16,698.62
6. Step 6: Final answer
   x = 13,287.21