Finding the Fourth Proportional to 23,238.69, 32,069.59 and 12,628.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,238.69 : 32,069.59 = 12,628.32 : x
2. Step 2: Convert to fraction form
   23,238.69/32,069.59 = 12,628.32/x
3. Step 3: Cross multiply
   23,238.69x = 32,069.59 × 12,628.32
4. Step 4: Simplify right side
   23,238.69x = 404,985,044.79
5. Step 5: Solve for x
   x = 404,985,044.79/23,238.69
6. Step 6: Final answer
   x = 17,427.19