Finding the Third Proportional to 1,228,689 and 1,923,292

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,689 : 1,923,292 = 1,923,292 : x
2. Step 2: Convert to fraction form
   1,228,689/1,923,292 = 1,923,292/x
3. Step 3: Cross multiply
   1,228,689x = 1,923,292 × 1,923,292
4. Step 4: Simplify right side
   1,228,689x = 3,699,052,117,264
5. Step 5: Solve for x
   x = 3,699,052,117,264/1,228,689
6. Step 6: Final answer
   x = 3,010,568.27