Finding the Third Proportional to 1,279,422 and 2,735,991

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,422 : 2,735,991 = 2,735,991 : x
2. Step 2: Convert to fraction form
   1,279,422/2,735,991 = 2,735,991/x
3. Step 3: Cross multiply
   1,279,422x = 2,735,991 × 2,735,991
4. Step 4: Simplify right side
   1,279,422x = 7,485,646,752,081
5. Step 5: Solve for x
   x = 7,485,646,752,081/1,279,422
6. Step 6: Final answer
   x = 5,850,803.53