Finding the Third Proportional to 40,930.75 and 90,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,930.75 : 90,464.50 = 90,464.50 : x
2. Step 2: Convert to fraction form
   40,930.75/90,464.50 = 90,464.50/x
3. Step 3: Cross multiply
   40,930.75x = 90,464.50 × 90,464.50
4. Step 4: Simplify right side
   40,930.75x = 8,183,825,760.25
5. Step 5: Solve for x
   x = 8,183,825,760.25/40,930.75
6. Step 6: Final answer
   x = 199,943.22