Finding the Third Proportional to 12,796,716 and 19,622,782

Step by Step Solution

1. Step 1: Write the proportion equation
   12,796,716 : 19,622,782 = 19,622,782 : x
2. Step 2: Convert to fraction form
   12,796,716/19,622,782 = 19,622,782/x
3. Step 3: Cross multiply
   12,796,716x = 19,622,782 × 19,622,782
4. Step 4: Simplify right side
   12,796,716x = 385,053,573,419,524
5. Step 5: Solve for x
   x = 385,053,573,419,524/12,796,716
6. Step 6: Final answer
   x = 30,090,030.40