Finding the Third Proportional to 8,977,828 and 13,929,892

Step by Step Solution

1. Step 1: Write the proportion equation
   8,977,828 : 13,929,892 = 13,929,892 : x
2. Step 2: Convert to fraction form
   8,977,828/13,929,892 = 13,929,892/x
3. Step 3: Cross multiply
   8,977,828x = 13,929,892 × 13,929,892
4. Step 4: Simplify right side
   8,977,828x = 194,041,891,131,664
5. Step 5: Solve for x
   x = 194,041,891,131,664/8,977,828
6. Step 6: Final answer
   x = 21,613,456.08