Finding the Third Proportional to 1,268,728 and 1,943,278

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,728 : 1,943,278 = 1,943,278 : x
2. Step 2: Convert to fraction form
   1,268,728/1,943,278 = 1,943,278/x
3. Step 3: Cross multiply
   1,268,728x = 1,943,278 × 1,943,278
4. Step 4: Simplify right side
   1,268,728x = 3,776,329,385,284
5. Step 5: Solve for x
   x = 3,776,329,385,284/1,268,728
6. Step 6: Final answer
   x = 2,976,468.86