Finding the Fourth Proportional to 23,665.88, 35,469.12 and 12,545.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,665.88 : 35,469.12 = 12,545.12 : x
2. Step 2: Convert to fraction form
   23,665.88/35,469.12 = 12,545.12/x
3. Step 3: Cross multiply
   23,665.88x = 35,469.12 × 12,545.12
4. Step 4: Simplify right side
   23,665.88x = 444,964,366.69
5. Step 5: Solve for x
   x = 444,964,366.69/23,665.88
6. Step 6: Final answer
   x = 18,801.94