Finding the Third Proportional to 7,231,870 and 9,821,775

Step by Step Solution

1. Step 1: Write the proportion equation
   7,231,870 : 9,821,775 = 9,821,775 : x
2. Step 2: Convert to fraction form
   7,231,870/9,821,775 = 9,821,775/x
3. Step 3: Cross multiply
   7,231,870x = 9,821,775 × 9,821,775
4. Step 4: Simplify right side
   7,231,870x = 96,467,264,150,625
5. Step 5: Solve for x
   x = 96,467,264,150,625/7,231,870
6. Step 6: Final answer
   x = 13,339,186.70