Finding the Third Proportional to 1,272,756 and 2,783,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,756 : 2,783,448 = 2,783,448 : x
2. Step 2: Convert to fraction form
   1,272,756/2,783,448 = 2,783,448/x
3. Step 3: Cross multiply
   1,272,756x = 2,783,448 × 2,783,448
4. Step 4: Simplify right side
   1,272,756x = 7,747,582,768,704
5. Step 5: Solve for x
   x = 7,747,582,768,704/1,272,756
6. Step 6: Final answer
   x = 6,087,249.06