Finding the Third Proportional to 1,098,612 and 2,406,685

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,612 : 2,406,685 = 2,406,685 : x
2. Step 2: Convert to fraction form
   1,098,612/2,406,685 = 2,406,685/x
3. Step 3: Cross multiply
   1,098,612x = 2,406,685 × 2,406,685
4. Step 4: Simplify right side
   1,098,612x = 5,792,132,689,225
5. Step 5: Solve for x
   x = 5,792,132,689,225/1,098,612
6. Step 6: Final answer
   x = 5,272,227.76