Finding the Third Proportional to 528,338 and 1,142,812

Step by Step Solution

1. Step 1: Write the proportion equation
   528,338 : 1,142,812 = 1,142,812 : x
2. Step 2: Convert to fraction form
   528,338/1,142,812 = 1,142,812/x
3. Step 3: Cross multiply
   528,338x = 1,142,812 × 1,142,812
4. Step 4: Simplify right side
   528,338x = 1,306,019,267,344
5. Step 5: Solve for x
   x = 1,306,019,267,344/528,338
6. Step 6: Final answer
   x = 2,471,938.92