Finding the Fourth Proportional to 23,378.82, 32,262.27 and 12,768.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,378.82 : 32,262.27 = 12,768.50 : x
2. Step 2: Convert to fraction form
   23,378.82/32,262.27 = 12,768.50/x
3. Step 3: Cross multiply
   23,378.82x = 32,262.27 × 12,768.50
4. Step 4: Simplify right side
   23,378.82x = 411,940,633.18
5. Step 5: Solve for x
   x = 411,940,633.18/23,378.82
6. Step 6: Final answer
   x = 17,620.25