Finding the Third Proportional to 12,296 and 28,907

Step by Step Solution

1. Step 1: Write the proportion equation
   12,296 : 28,907 = 28,907 : x
2. Step 2: Convert to fraction form
   12,296/28,907 = 28,907/x
3. Step 3: Cross multiply
   12,296x = 28,907 × 28,907
4. Step 4: Simplify right side
   12,296x = 835,614,649
5. Step 5: Solve for x
   x = 835,614,649/12,296
6. Step 6: Final answer
   x = 67,958.25