Finding the Third Proportional to 105,069 and 144,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,069 : 144,481.50 = 144,481.50 : x
2. Step 2: Convert to fraction form
   105,069/144,481.50 = 144,481.50/x
3. Step 3: Cross multiply
   105,069x = 144,481.50 × 144,481.50
4. Step 4: Simplify right side
   105,069x = 20,874,903,842.25
5. Step 5: Solve for x
   x = 20,874,903,842.25/105,069
6. Step 6: Final answer
   x = 198,678.05