Finding the Third Proportional to 1,200,270 and 1,840,493

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,270 : 1,840,493 = 1,840,493 : x
2. Step 2: Convert to fraction form
   1,200,270/1,840,493 = 1,840,493/x
3. Step 3: Cross multiply
   1,200,270x = 1,840,493 × 1,840,493
4. Step 4: Simplify right side
   1,200,270x = 3,387,414,483,049
5. Step 5: Solve for x
   x = 3,387,414,483,049/1,200,270
6. Step 6: Final answer
   x = 2,822,210.41