Finding the Third Proportional to 488,792 and 1,022,278

Step by Step Solution

1. Step 1: Write the proportion equation
   488,792 : 1,022,278 = 1,022,278 : x
2. Step 2: Convert to fraction form
   488,792/1,022,278 = 1,022,278/x
3. Step 3: Cross multiply
   488,792x = 1,022,278 × 1,022,278
4. Step 4: Simplify right side
   488,792x = 1,045,052,309,284
5. Step 5: Solve for x
   x = 1,045,052,309,284/488,792
6. Step 6: Final answer
   x = 2,138,030.72