Finding the Third Proportional to 171,949.50 and 404,590

Step by Step Solution

1. Step 1: Write the proportion equation
   171,949.50 : 404,590 = 404,590 : x
2. Step 2: Convert to fraction form
   171,949.50/404,590 = 404,590/x
3. Step 3: Cross multiply
   171,949.50x = 404,590 × 404,590
4. Step 4: Simplify right side
   171,949.50x = 163,693,068,100
5. Step 5: Solve for x
   x = 163,693,068,100/171,949.50
6. Step 6: Final answer
   x = 951,983.39