Finding the Third Proportional to 489,348 and 1,078,036

Step by Step Solution

1. Step 1: Write the proportion equation
   489,348 : 1,078,036 = 1,078,036 : x
2. Step 2: Convert to fraction form
   489,348/1,078,036 = 1,078,036/x
3. Step 3: Cross multiply
   489,348x = 1,078,036 × 1,078,036
4. Step 4: Simplify right side
   489,348x = 1,162,161,617,296
5. Step 5: Solve for x
   x = 1,162,161,617,296/489,348
6. Step 6: Final answer
   x = 2,374,918.50