Finding the Third Proportional to 41,905.50 and 90,345

Step by Step Solution

1. Step 1: Write the proportion equation
   41,905.50 : 90,345 = 90,345 : x
2. Step 2: Convert to fraction form
   41,905.50/90,345 = 90,345/x
3. Step 3: Cross multiply
   41,905.50x = 90,345 × 90,345
4. Step 4: Simplify right side
   41,905.50x = 8,162,219,025
5. Step 5: Solve for x
   x = 8,162,219,025/41,905.50
6. Step 6: Final answer
   x = 194,776.80