Finding the Third Proportional to 2,689,690 and 5,804,427

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689,690 : 5,804,427 = 5,804,427 : x
2. Step 2: Convert to fraction form
   2,689,690/5,804,427 = 5,804,427/x
3. Step 3: Cross multiply
   2,689,690x = 5,804,427 × 5,804,427
4. Step 4: Simplify right side
   2,689,690x = 33,691,372,798,329
5. Step 5: Solve for x
   x = 33,691,372,798,329/2,689,690
6. Step 6: Final answer
   x = 12,526,117.43