Finding the Third Proportional to 404,078 and 879,094

Step by Step Solution

1. Step 1: Write the proportion equation
   404,078 : 879,094 = 879,094 : x
2. Step 2: Convert to fraction form
   404,078/879,094 = 879,094/x
3. Step 3: Cross multiply
   404,078x = 879,094 × 879,094
4. Step 4: Simplify right side
   404,078x = 772,806,260,836
5. Step 5: Solve for x
   x = 772,806,260,836/404,078
6. Step 6: Final answer
   x = 1,912,517.54