Finding the Third Proportional to 3,158,822 and 4,619,766

Step by Step Solution

1. Step 1: Write the proportion equation
   3,158,822 : 4,619,766 = 4,619,766 : x
2. Step 2: Convert to fraction form
   3,158,822/4,619,766 = 4,619,766/x
3. Step 3: Cross multiply
   3,158,822x = 4,619,766 × 4,619,766
4. Step 4: Simplify right side
   3,158,822x = 21,342,237,894,756
5. Step 5: Solve for x
   x = 21,342,237,894,756/3,158,822
6. Step 6: Final answer
   x = 6,756,391.43