Finding the Third Proportional to 404,740 and 880,878

Step by Step Solution

1. Step 1: Write the proportion equation
   404,740 : 880,878 = 880,878 : x
2. Step 2: Convert to fraction form
   404,740/880,878 = 880,878/x
3. Step 3: Cross multiply
   404,740x = 880,878 × 880,878
4. Step 4: Simplify right side
   404,740x = 775,946,050,884
5. Step 5: Solve for x
   x = 775,946,050,884/404,740
6. Step 6: Final answer
   x = 1,917,146.94