Finding the Third Proportional to 1,293,413 and 2,669,858

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293,413 : 2,669,858 = 2,669,858 : x
2. Step 2: Convert to fraction form
   1,293,413/2,669,858 = 2,669,858/x
3. Step 3: Cross multiply
   1,293,413x = 2,669,858 × 2,669,858
4. Step 4: Simplify right side
   1,293,413x = 7,128,141,740,164
5. Step 5: Solve for x
   x = 7,128,141,740,164/1,293,413
6. Step 6: Final answer
   x = 5,511,110.33