Finding the Third Proportional to 1,015,824 and 2,212,256

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,824 : 2,212,256 = 2,212,256 : x
2. Step 2: Convert to fraction form
   1,015,824/2,212,256 = 2,212,256/x
3. Step 3: Cross multiply
   1,015,824x = 2,212,256 × 2,212,256
4. Step 4: Simplify right side
   1,015,824x = 4,894,076,609,536
5. Step 5: Solve for x
   x = 4,894,076,609,536/1,015,824
6. Step 6: Final answer
   x = 4,817,839.12