Finding the Third Proportional to 489,326 and 1,037,456

Step by Step Solution

1. Step 1: Write the proportion equation
   489,326 : 1,037,456 = 1,037,456 : x
2. Step 2: Convert to fraction form
   489,326/1,037,456 = 1,037,456/x
3. Step 3: Cross multiply
   489,326x = 1,037,456 × 1,037,456
4. Step 4: Simplify right side
   489,326x = 1,076,314,951,936
5. Step 5: Solve for x
   x = 1,076,314,951,936/489,326
6. Step 6: Final answer
   x = 2,199,586.68