Finding the Third Proportional to 404,218 and 880,196

Step by Step Solution

1. Step 1: Write the proportion equation
   404,218 : 880,196 = 880,196 : x
2. Step 2: Convert to fraction form
   404,218/880,196 = 880,196/x
3. Step 3: Cross multiply
   404,218x = 880,196 × 880,196
4. Step 4: Simplify right side
   404,218x = 774,744,998,416
5. Step 5: Solve for x
   x = 774,744,998,416/404,218
6. Step 6: Final answer
   x = 1,916,651.41