Finding the Fourth Proportional to 23,393.43, 32,282.39 and 12,783.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,393.43 : 32,282.39 = 12,783.12 : x
2. Step 2: Convert to fraction form
   23,393.43/32,282.39 = 12,783.12/x
3. Step 3: Cross multiply
   23,393.43x = 32,282.39 × 12,783.12
4. Step 4: Simplify right side
   23,393.43x = 412,669,601.34
5. Step 5: Solve for x
   x = 412,669,601.34/23,393.43
6. Step 6: Final answer
   x = 17,640.41