Finding the Third Proportional to 108,640.50 and 146,193

Step by Step Solution

1. Step 1: Write the proportion equation
   108,640.50 : 146,193 = 146,193 : x
2. Step 2: Convert to fraction form
   108,640.50/146,193 = 146,193/x
3. Step 3: Cross multiply
   108,640.50x = 146,193 × 146,193
4. Step 4: Simplify right side
   108,640.50x = 21,372,393,249
5. Step 5: Solve for x
   x = 21,372,393,249/108,640.50
6. Step 6: Final answer
   x = 196,725.84