Finding the Third Proportional to 9,786,099 and 20,464,494

Step by Step Solution

1. Step 1: Write the proportion equation
   9,786,099 : 20,464,494 = 20,464,494 : x
2. Step 2: Convert to fraction form
   9,786,099/20,464,494 = 20,464,494/x
3. Step 3: Cross multiply
   9,786,099x = 20,464,494 × 20,464,494
4. Step 4: Simplify right side
   9,786,099x = 418,795,514,676,036
5. Step 5: Solve for x
   x = 418,795,514,676,036/9,786,099
6. Step 6: Final answer
   x = 42,794,939.50