Finding the Third Proportional to 1,399,634 and 2,858,314

Step by Step Solution

1. Step 1: Write the proportion equation
   1,399,634 : 2,858,314 = 2,858,314 : x
2. Step 2: Convert to fraction form
   1,399,634/2,858,314 = 2,858,314/x
3. Step 3: Cross multiply
   1,399,634x = 2,858,314 × 2,858,314
4. Step 4: Simplify right side
   1,399,634x = 8,169,958,922,596
5. Step 5: Solve for x
   x = 8,169,958,922,596/1,399,634
6. Step 6: Final answer
   x = 5,837,210.96