Finding the Third Proportional to 1,041,336 and 2,111,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,041,336 : 2,111,640 = 2,111,640 : x
2. Step 2: Convert to fraction form
   1,041,336/2,111,640 = 2,111,640/x
3. Step 3: Cross multiply
   1,041,336x = 2,111,640 × 2,111,640
4. Step 4: Simplify right side
   1,041,336x = 4,459,023,489,600
5. Step 5: Solve for x
   x = 4,459,023,489,600/1,041,336
6. Step 6: Final answer
   x = 4,282,021.84