Finding the Third Proportional to 2,142,479 and 2,843,386

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,479 : 2,843,386 = 2,843,386 : x
2. Step 2: Convert to fraction form
   2,142,479/2,843,386 = 2,843,386/x
3. Step 3: Cross multiply
   2,142,479x = 2,843,386 × 2,843,386
4. Step 4: Simplify right side
   2,142,479x = 8,084,843,944,996
5. Step 5: Solve for x
   x = 8,084,843,944,996/2,142,479
6. Step 6: Final answer
   x = 3,773,593.09