Finding the Third Proportional to 2,624,426 and 4,285,419

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624,426 : 4,285,419 = 4,285,419 : x
2. Step 2: Convert to fraction form
   2,624,426/4,285,419 = 4,285,419/x
3. Step 3: Cross multiply
   2,624,426x = 4,285,419 × 4,285,419
4. Step 4: Simplify right side
   2,624,426x = 18,364,816,005,561
5. Step 5: Solve for x
   x = 18,364,816,005,561/2,624,426
6. Step 6: Final answer
   x = 6,997,650.54