Finding the Fourth Proportional to 23,054.37, 31,812.37 and 12,982.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,054.37 : 31,812.37 = 12,982.56 : x
2. Step 2: Convert to fraction form
   23,054.37/31,812.37 = 12,982.56/x
3. Step 3: Cross multiply
   23,054.37x = 31,812.37 × 12,982.56
4. Step 4: Simplify right side
   23,054.37x = 413,006,002.27
5. Step 5: Solve for x
   x = 413,006,002.27/23,054.37
6. Step 6: Final answer
   x = 17,914.43