Finding the Third Proportional to 407,859 and 894,510

Step by Step Solution

1. Step 1: Write the proportion equation
   407,859 : 894,510 = 894,510 : x
2. Step 2: Convert to fraction form
   407,859/894,510 = 894,510/x
3. Step 3: Cross multiply
   407,859x = 894,510 × 894,510
4. Step 4: Simplify right side
   407,859x = 800,148,140,100
5. Step 5: Solve for x
   x = 800,148,140,100/407,859
6. Step 6: Final answer
   x = 1,961,825.39