Finding the Fourth Proportional to 23,425.43, 32,327.83 and 12,815.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,425.43 : 32,327.83 = 12,815.05 : x
2. Step 2: Convert to fraction form
   23,425.43/32,327.83 = 12,815.05/x
3. Step 3: Cross multiply
   23,425.43x = 32,327.83 × 12,815.05
4. Step 4: Simplify right side
   23,425.43x = 414,282,644.98
5. Step 5: Solve for x
   x = 414,282,644.98/23,425.43
6. Step 6: Final answer
   x = 17,685.17