Finding the Third Proportional to 1,869,747 and 4,018,810

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,747 : 4,018,810 = 4,018,810 : x
2. Step 2: Convert to fraction form
   1,869,747/4,018,810 = 4,018,810/x
3. Step 3: Cross multiply
   1,869,747x = 4,018,810 × 4,018,810
4. Step 4: Simplify right side
   1,869,747x = 16,150,833,816,100
5. Step 5: Solve for x
   x = 16,150,833,816,100/1,869,747
6. Step 6: Final answer
   x = 8,637,978.19