Finding the Third Proportional to 2,211,470 and 4,823,116

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211,470 : 4,823,116 = 4,823,116 : x
2. Step 2: Convert to fraction form
   2,211,470/4,823,116 = 4,823,116/x
3. Step 3: Cross multiply
   2,211,470x = 4,823,116 × 4,823,116
4. Step 4: Simplify right side
   2,211,470x = 23,262,447,949,456
5. Step 5: Solve for x
   x = 23,262,447,949,456/2,211,470
6. Step 6: Final answer
   x = 10,518,997.75