Finding the Third Proportional to 404,460 and 880,056

Step by Step Solution

1. Step 1: Write the proportion equation
   404,460 : 880,056 = 880,056 : x
2. Step 2: Convert to fraction form
   404,460/880,056 = 880,056/x
3. Step 3: Cross multiply
   404,460x = 880,056 × 880,056
4. Step 4: Simplify right side
   404,460x = 774,498,563,136
5. Step 5: Solve for x
   x = 774,498,563,136/404,460
6. Step 6: Final answer
   x = 1,914,895.32