Finding the Third Proportional to 2,859,111 and 5,870,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,859,111 : 5,870,422 = 5,870,422 : x
2. Step 2: Convert to fraction form
   2,859,111/5,870,422 = 5,870,422/x
3. Step 3: Cross multiply
   2,859,111x = 5,870,422 × 5,870,422
4. Step 4: Simplify right side
   2,859,111x = 34,461,854,458,084
5. Step 5: Solve for x
   x = 34,461,854,458,084/2,859,111
6. Step 6: Final answer
   x = 12,053,346.11