Finding the Third Proportional to 19,910 and 28,781

Step by Step Solution

1. Step 1: Write the proportion equation
   19,910 : 28,781 = 28,781 : x
2. Step 2: Convert to fraction form
   19,910/28,781 = 28,781/x
3. Step 3: Cross multiply
   19,910x = 28,781 × 28,781
4. Step 4: Simplify right side
   19,910x = 828,345,961
5. Step 5: Solve for x
   x = 828,345,961/19,910
6. Step 6: Final answer
   x = 41,604.52