Finding the Third Proportional to 906,288,510 and 1,399,468,074

Step by Step Solution

1. Step 1: Write the proportion equation
   906,288,510 : 1,399,468,074 = 1,399,468,074 : x
2. Step 2: Convert to fraction form
   906,288,510/1,399,468,074 = 1,399,468,074/x
3. Step 3: Cross multiply
   906,288,510x = 1,399,468,074 × 1,399,468,074
4. Step 4: Simplify right side
   906,288,510x = 1,958,510,890,145,269,504
5. Step 5: Solve for x
   x = 1,958,510,890,145,269,504/906,288,510
6. Step 6: Final answer
   x = 2,161,023,634.90