Finding the Third Proportional to 20,116 and 28,868

Step by Step Solution

1. Step 1: Write the proportion equation
   20,116 : 28,868 = 28,868 : x
2. Step 2: Convert to fraction form
   20,116/28,868 = 28,868/x
3. Step 3: Cross multiply
   20,116x = 28,868 × 28,868
4. Step 4: Simplify right side
   20,116x = 833,361,424
5. Step 5: Solve for x
   x = 833,361,424/20,116
6. Step 6: Final answer
   x = 41,427.79