Finding the Third Proportional to 209,654.50 and 460,495

Step by Step Solution

1. Step 1: Write the proportion equation
   209,654.50 : 460,495 = 460,495 : x
2. Step 2: Convert to fraction form
   209,654.50/460,495 = 460,495/x
3. Step 3: Cross multiply
   209,654.50x = 460,495 × 460,495
4. Step 4: Simplify right side
   209,654.50x = 212,055,645,025
5. Step 5: Solve for x
   x = 212,055,645,025/209,654.50
6. Step 6: Final answer
   x = 1,011,452.87