Finding the Third Proportional to 2,101,478 and 3,328,149

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101,478 : 3,328,149 = 3,328,149 : x
2. Step 2: Convert to fraction form
   2,101,478/3,328,149 = 3,328,149/x
3. Step 3: Cross multiply
   2,101,478x = 3,328,149 × 3,328,149
4. Step 4: Simplify right side
   2,101,478x = 11,076,575,766,201
5. Step 5: Solve for x
   x = 11,076,575,766,201/2,101,478
6. Step 6: Final answer
   x = 5,270,850.21