Finding the Third Proportional to 1,962,783 and 3,997,737

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962,783 : 3,997,737 = 3,997,737 : x
2. Step 2: Convert to fraction form
   1,962,783/3,997,737 = 3,997,737/x
3. Step 3: Cross multiply
   1,962,783x = 3,997,737 × 3,997,737
4. Step 4: Simplify right side
   1,962,783x = 15,981,901,121,169
5. Step 5: Solve for x
   x = 15,981,901,121,169/1,962,783
6. Step 6: Final answer
   x = 8,142,469.71