Finding the Third Proportional to 147,910.50 and 221,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,910.50 : 221,610.50 = 221,610.50 : x
2. Step 2: Convert to fraction form
   147,910.50/221,610.50 = 221,610.50/x
3. Step 3: Cross multiply
   147,910.50x = 221,610.50 × 221,610.50
4. Step 4: Simplify right side
   147,910.50x = 49,111,213,710.25
5. Step 5: Solve for x
   x = 49,111,213,710.25/147,910.50
6. Step 6: Final answer
   x = 332,033.32