Finding the Third Proportional to 195,229 and 395,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,229 : 395,890.50 = 395,890.50 : x
2. Step 2: Convert to fraction form
   195,229/395,890.50 = 395,890.50/x
3. Step 3: Cross multiply
   195,229x = 395,890.50 × 395,890.50
4. Step 4: Simplify right side
   195,229x = 156,729,287,990.25
5. Step 5: Solve for x
   x = 156,729,287,990.25/195,229
6. Step 6: Final answer
   x = 802,797.17