Finding the Third Proportional to 42,330 and 91,958.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,330 : 91,958.25 = 91,958.25 : x
2. Step 2: Convert to fraction form
   42,330/91,958.25 = 91,958.25/x
3. Step 3: Cross multiply
   42,330x = 91,958.25 × 91,958.25
4. Step 4: Simplify right side
   42,330x = 8,456,319,743.06
5. Step 5: Solve for x
   x = 8,456,319,743.06/42,330
6. Step 6: Final answer
   x = 199,771.31