Finding the Third Proportional to 3,642,864 and 5,434,770

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642,864 : 5,434,770 = 5,434,770 : x
2. Step 2: Convert to fraction form
   3,642,864/5,434,770 = 5,434,770/x
3. Step 3: Cross multiply
   3,642,864x = 5,434,770 × 5,434,770
4. Step 4: Simplify right side
   3,642,864x = 29,536,724,952,900
5. Step 5: Solve for x
   x = 29,536,724,952,900/3,642,864
6. Step 6: Final answer
   x = 8,108,105.31