Finding the Third Proportional to 109,665 and 235,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   109,665 : 235,648.50 = 235,648.50 : x
2. Step 2: Convert to fraction form
   109,665/235,648.50 = 235,648.50/x
3. Step 3: Cross multiply
   109,665x = 235,648.50 × 235,648.50
4. Step 4: Simplify right side
   109,665x = 55,530,215,552.25
5. Step 5: Solve for x
   x = 55,530,215,552.25/109,665
6. Step 6: Final answer
   x = 506,362.24