Finding the Third Proportional to 1,128,822 and 1,729,197

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,822 : 1,729,197 = 1,729,197 : x
2. Step 2: Convert to fraction form
   1,128,822/1,729,197 = 1,729,197/x
3. Step 3: Cross multiply
   1,128,822x = 1,729,197 × 1,729,197
4. Step 4: Simplify right side
   1,128,822x = 2,990,122,264,809
5. Step 5: Solve for x
   x = 2,990,122,264,809/1,128,822
6. Step 6: Final answer
   x = 2,648,887.30