Finding the Third Proportional to 90,466.50 and 192,955.88

Step by Step Solution

1. Step 1: Write the proportion equation
   90,466.50 : 192,955.88 = 192,955.88 : x
2. Step 2: Convert to fraction form
   90,466.50/192,955.88 = 192,955.88/x
3. Step 3: Cross multiply
   90,466.50x = 192,955.88 × 192,955.88
4. Step 4: Simplify right side
   90,466.50x = 37,231,969,697.02
5. Step 5: Solve for x
   x = 37,231,969,697.02/90,466.50
6. Step 6: Final answer
   x = 411,555.32