Finding the Third Proportional to 146,410.50 and 219,039

Step by Step Solution

1. Step 1: Write the proportion equation
   146,410.50 : 219,039 = 219,039 : x
2. Step 2: Convert to fraction form
   146,410.50/219,039 = 219,039/x
3. Step 3: Cross multiply
   146,410.50x = 219,039 × 219,039
4. Step 4: Simplify right side
   146,410.50x = 47,978,083,521
5. Step 5: Solve for x
   x = 47,978,083,521/146,410.50
6. Step 6: Final answer
   x = 327,695.65