Finding the Third Proportional to 2,207,979 and 3,239,271

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207,979 : 3,239,271 = 3,239,271 : x
2. Step 2: Convert to fraction form
   2,207,979/3,239,271 = 3,239,271/x
3. Step 3: Cross multiply
   2,207,979x = 3,239,271 × 3,239,271
4. Step 4: Simplify right side
   2,207,979x = 10,492,876,611,441
5. Step 5: Solve for x
   x = 10,492,876,611,441/2,207,979
6. Step 6: Final answer
   x = 4,752,253.81