Finding the Third Proportional to 3,591,074 and 7,879,826

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,074 : 7,879,826 = 7,879,826 : x
2. Step 2: Convert to fraction form
   3,591,074/7,879,826 = 7,879,826/x
3. Step 3: Cross multiply
   3,591,074x = 7,879,826 × 7,879,826
4. Step 4: Simplify right side
   3,591,074x = 62,091,657,790,276
5. Step 5: Solve for x
   x = 62,091,657,790,276/3,591,074
6. Step 6: Final answer
   x = 17,290,553.69