Finding the Fourth Proportional to 23,238.42, 32,068.60 and 12,628.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,238.42 : 32,068.60 = 12,628.09 : x
2. Step 2: Convert to fraction form
   23,238.42/32,068.60 = 12,628.09/x
3. Step 3: Cross multiply
   23,238.42x = 32,068.60 × 12,628.09
4. Step 4: Simplify right side
   23,238.42x = 404,965,166.97
5. Step 5: Solve for x
   x = 404,965,166.97/23,238.42
6. Step 6: Final answer
   x = 17,426.54