Finding the Third Proportional to 1,863,828 and 4,083,387

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,828 : 4,083,387 = 4,083,387 : x
2. Step 2: Convert to fraction form
   1,863,828/4,083,387 = 4,083,387/x
3. Step 3: Cross multiply
   1,863,828x = 4,083,387 × 4,083,387
4. Step 4: Simplify right side
   1,863,828x = 16,674,049,391,769
5. Step 5: Solve for x
   x = 16,674,049,391,769/1,863,828
6. Step 6: Final answer
   x = 8,946,130.97