Finding the Third Proportional to 1,943,380 and 4,269,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943,380 : 4,269,368 = 4,269,368 : x
2. Step 2: Convert to fraction form
   1,943,380/4,269,368 = 4,269,368/x
3. Step 3: Cross multiply
   1,943,380x = 4,269,368 × 4,269,368
4. Step 4: Simplify right side
   1,943,380x = 18,227,503,119,424
5. Step 5: Solve for x
   x = 18,227,503,119,424/1,943,380
6. Step 6: Final answer
   x = 9,379,278.95