Finding the Third Proportional to 1,435,840 and 2,222,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,840 : 2,222,992 = 2,222,992 : x
2. Step 2: Convert to fraction form
   1,435,840/2,222,992 = 2,222,992/x
3. Step 3: Cross multiply
   1,435,840x = 2,222,992 × 2,222,992
4. Step 4: Simplify right side
   1,435,840x = 4,941,693,432,064
5. Step 5: Solve for x
   x = 4,941,693,432,064/1,435,840
6. Step 6: Final answer
   x = 3,441,674.16