Finding the Third Proportional to 89,796 and 140,863.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,796 : 140,863.50 = 140,863.50 : x
2. Step 2: Convert to fraction form
   89,796/140,863.50 = 140,863.50/x
3. Step 3: Cross multiply
   89,796x = 140,863.50 × 140,863.50
4. Step 4: Simplify right side
   89,796x = 19,842,525,632.25
5. Step 5: Solve for x
   x = 19,842,525,632.25/89,796
6. Step 6: Final answer
   x = 220,973.38