Finding the Fourth Proportional to 23,238.94, 32,068.42 and 12,628.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,238.94 : 32,068.42 = 12,628.50 : x
2. Step 2: Convert to fraction form
   23,238.94/32,068.42 = 12,628.50/x
3. Step 3: Cross multiply
   23,238.94x = 32,068.42 × 12,628.50
4. Step 4: Simplify right side
   23,238.94x = 404,976,041.97
5. Step 5: Solve for x
   x = 404,976,041.97/23,238.94
6. Step 6: Final answer
   x = 17,426.61