Finding the Third Proportional to 2,142,388 and 2,843,238

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,388 : 2,843,238 = 2,843,238 : x
2. Step 2: Convert to fraction form
   2,142,388/2,843,238 = 2,843,238/x
3. Step 3: Cross multiply
   2,142,388x = 2,843,238 × 2,843,238
4. Step 4: Simplify right side
   2,142,388x = 8,084,002,324,644
5. Step 5: Solve for x
   x = 8,084,002,324,644/2,142,388
6. Step 6: Final answer
   x = 3,773,360.53