Finding the Third Proportional to 192,185.50 and 413,895

Step by Step Solution

1. Step 1: Write the proportion equation
   192,185.50 : 413,895 = 413,895 : x
2. Step 2: Convert to fraction form
   192,185.50/413,895 = 413,895/x
3. Step 3: Cross multiply
   192,185.50x = 413,895 × 413,895
4. Step 4: Simplify right side
   192,185.50x = 171,309,071,025
5. Step 5: Solve for x
   x = 171,309,071,025/192,185.50
6. Step 6: Final answer
   x = 891,373.55