Finding the Third Proportional to 2,142,485 and 2,843,395

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,485 : 2,843,395 = 2,843,395 : x
2. Step 2: Convert to fraction form
   2,142,485/2,843,395 = 2,843,395/x
3. Step 3: Cross multiply
   2,142,485x = 2,843,395 × 2,843,395
4. Step 4: Simplify right side
   2,142,485x = 8,084,895,126,025
5. Step 5: Solve for x
   x = 8,084,895,126,025/2,142,485
6. Step 6: Final answer
   x = 3,773,606.41