Finding the Third Proportional to 2,641,089 and 5,788,470

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641,089 : 5,788,470 = 5,788,470 : x
2. Step 2: Convert to fraction form
   2,641,089/5,788,470 = 5,788,470/x
3. Step 3: Cross multiply
   2,641,089x = 5,788,470 × 5,788,470
4. Step 4: Simplify right side
   2,641,089x = 33,506,384,940,900
5. Step 5: Solve for x
   x = 33,506,384,940,900/2,641,089
6. Step 6: Final answer
   x = 12,686,579.26