Finding the Third Proportional to 2,689,691 and 5,804,429

Step by Step Solution

1. Step 1: Write the proportion equation
   2,689,691 : 5,804,429 = 5,804,429 : x
2. Step 2: Convert to fraction form
   2,689,691/5,804,429 = 5,804,429/x
3. Step 3: Cross multiply
   2,689,691x = 5,804,429 × 5,804,429
4. Step 4: Simplify right side
   2,689,691x = 33,691,396,016,041
5. Step 5: Solve for x
   x = 33,691,396,016,041/2,689,691
6. Step 6: Final answer
   x = 12,526,121.41