Finding the Third Proportional to 416,155,756 and 905,571,678

Step by Step Solution

1. Step 1: Write the proportion equation
   416,155,756 : 905,571,678 = 905,571,678 : x
2. Step 2: Convert to fraction form
   416,155,756/905,571,678 = 905,571,678/x
3. Step 3: Cross multiply
   416,155,756x = 905,571,678 × 905,571,678
4. Step 4: Simplify right side
   416,155,756x = 820,060,063,995,735,680
5. Step 5: Solve for x
   x = 820,060,063,995,735,680/416,155,756
6. Step 6: Final answer
   x = 1,970,560,426.41