Finding the Third Proportional to 2,989,570 and 4,641,879

Step by Step Solution

1. Step 1: Write the proportion equation
   2,989,570 : 4,641,879 = 4,641,879 : x
2. Step 2: Convert to fraction form
   2,989,570/4,641,879 = 4,641,879/x
3. Step 3: Cross multiply
   2,989,570x = 4,641,879 × 4,641,879
4. Step 4: Simplify right side
   2,989,570x = 21,547,040,650,641
5. Step 5: Solve for x
   x = 21,547,040,650,641/2,989,570
6. Step 6: Final answer
   x = 7,207,404.63