Finding the Third Proportional to 404,768 and 880,880

Step by Step Solution

1. Step 1: Write the proportion equation
   404,768 : 880,880 = 880,880 : x
2. Step 2: Convert to fraction form
   404,768/880,880 = 880,880/x
3. Step 3: Cross multiply
   404,768x = 880,880 × 880,880
4. Step 4: Simplify right side
   404,768x = 775,949,574,400
5. Step 5: Solve for x
   x = 775,949,574,400/404,768
6. Step 6: Final answer
   x = 1,917,023.02