Finding the Third Proportional to 2,201,826 and 4,729,170

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,826 : 4,729,170 = 4,729,170 : x
2. Step 2: Convert to fraction form
   2,201,826/4,729,170 = 4,729,170/x
3. Step 3: Cross multiply
   2,201,826x = 4,729,170 × 4,729,170
4. Step 4: Simplify right side
   2,201,826x = 22,365,048,888,900
5. Step 5: Solve for x
   x = 22,365,048,888,900/2,201,826
6. Step 6: Final answer
   x = 10,157,500.59