Finding the Third Proportional to 90,383.25 and 190,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,383.25 : 190,924.50 = 190,924.50 : x
2. Step 2: Convert to fraction form
   90,383.25/190,924.50 = 190,924.50/x
3. Step 3: Cross multiply
   90,383.25x = 190,924.50 × 190,924.50
4. Step 4: Simplify right side
   90,383.25x = 36,452,164,700.25
5. Step 5: Solve for x
   x = 36,452,164,700.25/90,383.25
6. Step 6: Final answer
   x = 403,306.64