Finding the Third Proportional to 14,890 and 30,860

Step by Step Solution

1. Step 1: Write the proportion equation
   14,890 : 30,860 = 30,860 : x
2. Step 2: Convert to fraction form
   14,890/30,860 = 30,860/x
3. Step 3: Cross multiply
   14,890x = 30,860 × 30,860
4. Step 4: Simplify right side
   14,890x = 952,339,600
5. Step 5: Solve for x
   x = 952,339,600/14,890
6. Step 6: Final answer
   x = 63,958.33