Finding the Fourth Proportional to 23,757.99, 35,626.46 and 12,662.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,757.99 : 35,626.46 = 12,662.61 : x
2. Step 2: Convert to fraction form
   23,757.99/35,626.46 = 12,662.61/x
3. Step 3: Cross multiply
   23,757.99x = 35,626.46 × 12,662.61
4. Step 4: Simplify right side
   23,757.99x = 451,123,905.35
5. Step 5: Solve for x
   x = 451,123,905.35/23,757.99
6. Step 6: Final answer
   x = 18,988.30