Finding the Third Proportional to 2,685,042 and 4,066,559

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,042 : 4,066,559 = 4,066,559 : x
2. Step 2: Convert to fraction form
   2,685,042/4,066,559 = 4,066,559/x
3. Step 3: Cross multiply
   2,685,042x = 4,066,559 × 4,066,559
4. Step 4: Simplify right side
   2,685,042x = 16,536,902,100,481
5. Step 5: Solve for x
   x = 16,536,902,100,481/2,685,042
6. Step 6: Final answer
   x = 6,158,898.86