Finding the Third Proportional to 1,228,693 and 1,923,299

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,693 : 1,923,299 = 1,923,299 : x
2. Step 2: Convert to fraction form
   1,228,693/1,923,299 = 1,923,299/x
3. Step 3: Cross multiply
   1,228,693x = 1,923,299 × 1,923,299
4. Step 4: Simplify right side
   1,228,693x = 3,699,079,043,401
5. Step 5: Solve for x
   x = 3,699,079,043,401/1,228,693
6. Step 6: Final answer
   x = 3,010,580.38