Finding the Third Proportional to 1,233,231 and 2,689,979

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233,231 : 2,689,979 = 2,689,979 : x
2. Step 2: Convert to fraction form
   1,233,231/2,689,979 = 2,689,979/x
3. Step 3: Cross multiply
   1,233,231x = 2,689,979 × 2,689,979
4. Step 4: Simplify right side
   1,233,231x = 7,235,987,020,441
5. Step 5: Solve for x
   x = 7,235,987,020,441/1,233,231
6. Step 6: Final answer
   x = 5,867,503.35