Finding the Third Proportional to 1,156,728 and 2,506,542

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156,728 : 2,506,542 = 2,506,542 : x
2. Step 2: Convert to fraction form
   1,156,728/2,506,542 = 2,506,542/x
3. Step 3: Cross multiply
   1,156,728x = 2,506,542 × 2,506,542
4. Step 4: Simplify right side
   1,156,728x = 6,282,752,797,764
5. Step 5: Solve for x
   x = 6,282,752,797,764/1,156,728
6. Step 6: Final answer
   x = 5,431,486.74