Finding the Third Proportional to 1,226,104 and 1,821,660

Step by Step Solution

1. Step 1: Write the proportion equation
   1,226,104 : 1,821,660 = 1,821,660 : x
2. Step 2: Convert to fraction form
   1,226,104/1,821,660 = 1,821,660/x
3. Step 3: Cross multiply
   1,226,104x = 1,821,660 × 1,821,660
4. Step 4: Simplify right side
   1,226,104x = 3,318,445,155,600
5. Step 5: Solve for x
   x = 3,318,445,155,600/1,226,104
6. Step 6: Final answer
   x = 2,706,495.66