Finding the Fourth Proportional to 23,238.91, 32,069.70 and 12,628.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,238.91 : 32,069.70 = 12,628.52 : x
2. Step 2: Convert to fraction form
   23,238.91/32,069.70 = 12,628.52/x
3. Step 3: Cross multiply
   23,238.91x = 32,069.70 × 12,628.52
4. Step 4: Simplify right side
   23,238.91x = 404,992,655.92
5. Step 5: Solve for x
   x = 404,992,655.92/23,238.91
6. Step 6: Final answer
   x = 17,427.35