Finding the Third Proportional to 90,605.50 and 192,875

Step by Step Solution

1. Step 1: Write the proportion equation
   90,605.50 : 192,875 = 192,875 : x
2. Step 2: Convert to fraction form
   90,605.50/192,875 = 192,875/x
3. Step 3: Cross multiply
   90,605.50x = 192,875 × 192,875
4. Step 4: Simplify right side
   90,605.50x = 37,200,765,625
5. Step 5: Solve for x
   x = 37,200,765,625/90,605.50
6. Step 6: Final answer
   x = 410,579.55