Finding the Third Proportional to 598,370 and 1,280,812

Step by Step Solution

1. Step 1: Write the proportion equation
   598,370 : 1,280,812 = 1,280,812 : x
2. Step 2: Convert to fraction form
   598,370/1,280,812 = 1,280,812/x
3. Step 3: Cross multiply
   598,370x = 1,280,812 × 1,280,812
4. Step 4: Simplify right side
   598,370x = 1,640,479,379,344
5. Step 5: Solve for x
   x = 1,640,479,379,344/598,370
6. Step 6: Final answer
   x = 2,741,580.26