Finding the Third Proportional to 3,563,458 and 7,770,110

Step by Step Solution

1. Step 1: Write the proportion equation
   3,563,458 : 7,770,110 = 7,770,110 : x
2. Step 2: Convert to fraction form
   3,563,458/7,770,110 = 7,770,110/x
3. Step 3: Cross multiply
   3,563,458x = 7,770,110 × 7,770,110
4. Step 4: Simplify right side
   3,563,458x = 60,374,609,412,100
5. Step 5: Solve for x
   x = 60,374,609,412,100/3,563,458
6. Step 6: Final answer
   x = 16,942,702.68