Finding the Third Proportional to 2,789,327 and 4,310,222

Step by Step Solution

1. Step 1: Write the proportion equation
   2,789,327 : 4,310,222 = 4,310,222 : x
2. Step 2: Convert to fraction form
   2,789,327/4,310,222 = 4,310,222/x
3. Step 3: Cross multiply
   2,789,327x = 4,310,222 × 4,310,222
4. Step 4: Simplify right side
   2,789,327x = 18,578,013,689,284
5. Step 5: Solve for x
   x = 18,578,013,689,284/2,789,327
6. Step 6: Final answer
   x = 6,660,392.88