Finding the Third Proportional to 1,728,470 and 2,489,752

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728,470 : 2,489,752 = 2,489,752 : x
2. Step 2: Convert to fraction form
   1,728,470/2,489,752 = 2,489,752/x
3. Step 3: Cross multiply
   1,728,470x = 2,489,752 × 2,489,752
4. Step 4: Simplify right side
   1,728,470x = 6,198,865,021,504
5. Step 5: Solve for x
   x = 6,198,865,021,504/1,728,470
6. Step 6: Final answer
   x = 3,586,330.70