Finding the Third Proportional to 454,056.75 and 996,678

Step by Step Solution

1. Step 1: Write the proportion equation
   454,056.75 : 996,678 = 996,678 : x
2. Step 2: Convert to fraction form
   454,056.75/996,678 = 996,678/x
3. Step 3: Cross multiply
   454,056.75x = 996,678 × 996,678
4. Step 4: Simplify right side
   454,056.75x = 993,367,035,684
5. Step 5: Solve for x
   x = 993,367,035,684/454,056.75
6. Step 6: Final answer
   x = 2,187,759.65