Finding the Third Proportional to 191,613 and 395,524.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,613 : 395,524.50 = 395,524.50 : x
2. Step 2: Convert to fraction form
   191,613/395,524.50 = 395,524.50/x
3. Step 3: Cross multiply
   191,613x = 395,524.50 × 395,524.50
4. Step 4: Simplify right side
   191,613x = 156,439,630,100.25
5. Step 5: Solve for x
   x = 156,439,630,100.25/191,613
6. Step 6: Final answer
   x = 816,435.37