Finding the Third Proportional to 8,947.34 and 18,874.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,947.34 : 18,874.27 = 18,874.27 : x
2. Step 2: Convert to fraction form
   8,947.34/18,874.27 = 18,874.27/x
3. Step 3: Cross multiply
   8,947.34x = 18,874.27 × 18,874.27
4. Step 4: Simplify right side
   8,947.34x = 356,237,902.88
5. Step 5: Solve for x
   x = 356,237,902.88/8,947.34
6. Step 6: Final answer
   x = 39,814.97