Finding the Third Proportional to 2,817,274 and 4,209,327

Step by Step Solution

1. Step 1: Write the proportion equation
   2,817,274 : 4,209,327 = 4,209,327 : x
2. Step 2: Convert to fraction form
   2,817,274/4,209,327 = 4,209,327/x
3. Step 3: Cross multiply
   2,817,274x = 4,209,327 × 4,209,327
4. Step 4: Simplify right side
   2,817,274x = 17,718,433,792,929
5. Step 5: Solve for x
   x = 17,718,433,792,929/2,817,274
6. Step 6: Final answer
   x = 6,289,212.12