Finding the Third Proportional to 2,520,180 and 4,042,683

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,180 : 4,042,683 = 4,042,683 : x
2. Step 2: Convert to fraction form
   2,520,180/4,042,683 = 4,042,683/x
3. Step 3: Cross multiply
   2,520,180x = 4,042,683 × 4,042,683
4. Step 4: Simplify right side
   2,520,180x = 16,343,285,838,489
5. Step 5: Solve for x
   x = 16,343,285,838,489/2,520,180
6. Step 6: Final answer
   x = 6,484,967.68