Finding the Third Proportional to 1,820,163 and 3,949,727

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820,163 : 3,949,727 = 3,949,727 : x
2. Step 2: Convert to fraction form
   1,820,163/3,949,727 = 3,949,727/x
3. Step 3: Cross multiply
   1,820,163x = 3,949,727 × 3,949,727
4. Step 4: Simplify right side
   1,820,163x = 15,600,343,374,529
5. Step 5: Solve for x
   x = 15,600,343,374,529/1,820,163
6. Step 6: Final answer
   x = 8,570,849.63