Finding the Third Proportional to 459,086 and 994,404

Step by Step Solution

1. Step 1: Write the proportion equation
   459,086 : 994,404 = 994,404 : x
2. Step 2: Convert to fraction form
   459,086/994,404 = 994,404/x
3. Step 3: Cross multiply
   459,086x = 994,404 × 994,404
4. Step 4: Simplify right side
   459,086x = 988,839,315,216
5. Step 5: Solve for x
   x = 988,839,315,216/459,086
6. Step 6: Final answer
   x = 2,153,930.45