Finding the Third Proportional to 408,694.50 and 890,955

Step by Step Solution

1. Step 1: Write the proportion equation
   408,694.50 : 890,955 = 890,955 : x
2. Step 2: Convert to fraction form
   408,694.50/890,955 = 890,955/x
3. Step 3: Cross multiply
   408,694.50x = 890,955 × 890,955
4. Step 4: Simplify right side
   408,694.50x = 793,800,812,025
5. Step 5: Solve for x
   x = 793,800,812,025/408,694.50
6. Step 6: Final answer
   x = 1,942,284.06