Finding the Third Proportional to 109,240 and 146,727

Step by Step Solution

1. Step 1: Write the proportion equation
   109,240 : 146,727 = 146,727 : x
2. Step 2: Convert to fraction form
   109,240/146,727 = 146,727/x
3. Step 3: Cross multiply
   109,240x = 146,727 × 146,727
4. Step 4: Simplify right side
   109,240x = 21,528,812,529
5. Step 5: Solve for x
   x = 21,528,812,529/109,240
6. Step 6: Final answer
   x = 197,078.11