Finding the Third Proportional to 2,822,177 and 4,239,624

Step by Step Solution

1. Step 1: Write the proportion equation
   2,822,177 : 4,239,624 = 4,239,624 : x
2. Step 2: Convert to fraction form
   2,822,177/4,239,624 = 4,239,624/x
3. Step 3: Cross multiply
   2,822,177x = 4,239,624 × 4,239,624
4. Step 4: Simplify right side
   2,822,177x = 17,974,411,661,376
5. Step 5: Solve for x
   x = 17,974,411,661,376/2,822,177
6. Step 6: Final answer
   x = 6,368,988.08