Finding the Third Proportional to 1,992,222 and 2,990,304

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,222 : 2,990,304 = 2,990,304 : x
2. Step 2: Convert to fraction form
   1,992,222/2,990,304 = 2,990,304/x
3. Step 3: Cross multiply
   1,992,222x = 2,990,304 × 2,990,304
4. Step 4: Simplify right side
   1,992,222x = 8,941,918,012,416
5. Step 5: Solve for x
   x = 8,941,918,012,416/1,992,222
6. Step 6: Final answer
   x = 4,488,414.45