Finding the Third Proportional to 1,279,928 and 2,749,798

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,928 : 2,749,798 = 2,749,798 : x
2. Step 2: Convert to fraction form
   1,279,928/2,749,798 = 2,749,798/x
3. Step 3: Cross multiply
   1,279,928x = 2,749,798 × 2,749,798
4. Step 4: Simplify right side
   1,279,928x = 7,561,389,040,804
5. Step 5: Solve for x
   x = 7,561,389,040,804/1,279,928
6. Step 6: Final answer
   x = 5,907,667.49