Finding the Third Proportional to 179,676 and 395,809.50

Step by Step Solution

1. Step 1: Write the proportion equation
   179,676 : 395,809.50 = 395,809.50 : x
2. Step 2: Convert to fraction form
   179,676/395,809.50 = 395,809.50/x
3. Step 3: Cross multiply
   179,676x = 395,809.50 × 395,809.50
4. Step 4: Simplify right side
   179,676x = 156,665,160,290.25
5. Step 5: Solve for x
   x = 156,665,160,290.25/179,676
6. Step 6: Final answer
   x = 871,931.48