Finding the Third Proportional to 119,821 and 158,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,821 : 158,995.50 = 158,995.50 : x
2. Step 2: Convert to fraction form
   119,821/158,995.50 = 158,995.50/x
3. Step 3: Cross multiply
   119,821x = 158,995.50 × 158,995.50
4. Step 4: Simplify right side
   119,821x = 25,279,569,020.25
5. Step 5: Solve for x
   x = 25,279,569,020.25/119,821
6. Step 6: Final answer
   x = 210,977.78