Finding the Third Proportional to 12,468 and 28,866

Step by Step Solution

1. Step 1: Write the proportion equation
   12,468 : 28,866 = 28,866 : x
2. Step 2: Convert to fraction form
   12,468/28,866 = 28,866/x
3. Step 3: Cross multiply
   12,468x = 28,866 × 28,866
4. Step 4: Simplify right side
   12,468x = 833,245,956
5. Step 5: Solve for x
   x = 833,245,956/12,468
6. Step 6: Final answer
   x = 66,830.76