Finding the Third Proportional to 1,270,128 and 1,749,671

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,128 : 1,749,671 = 1,749,671 : x
2. Step 2: Convert to fraction form
   1,270,128/1,749,671 = 1,749,671/x
3. Step 3: Cross multiply
   1,270,128x = 1,749,671 × 1,749,671
4. Step 4: Simplify right side
   1,270,128x = 3,061,348,608,241
5. Step 5: Solve for x
   x = 3,061,348,608,241/1,270,128
6. Step 6: Final answer
   x = 2,410,267.79