Finding the Third Proportional to 1,838,219 and 4,039,299

Step by Step Solution

1. Step 1: Write the proportion equation
   1,838,219 : 4,039,299 = 4,039,299 : x
2. Step 2: Convert to fraction form
   1,838,219/4,039,299 = 4,039,299/x
3. Step 3: Cross multiply
   1,838,219x = 4,039,299 × 4,039,299
4. Step 4: Simplify right side
   1,838,219x = 16,315,936,411,401
5. Step 5: Solve for x
   x = 16,315,936,411,401/1,838,219
6. Step 6: Final answer
   x = 8,875,948.08