Finding the Third Proportional to 1,943,388 and 4,269,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943,388 : 4,269,384 = 4,269,384 : x
2. Step 2: Convert to fraction form
   1,943,388/4,269,384 = 4,269,384/x
3. Step 3: Cross multiply
   1,943,388x = 4,269,384 × 4,269,384
4. Step 4: Simplify right side
   1,943,388x = 18,227,639,739,456
5. Step 5: Solve for x
   x = 18,227,639,739,456/1,943,388
6. Step 6: Final answer
   x = 9,379,310.64