Finding the Third Proportional to 85,847.25 and 131,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,847.25 : 131,323.50 = 131,323.50 : x
2. Step 2: Convert to fraction form
   85,847.25/131,323.50 = 131,323.50/x
3. Step 3: Cross multiply
   85,847.25x = 131,323.50 × 131,323.50
4. Step 4: Simplify right side
   85,847.25x = 17,245,861,652.25
5. Step 5: Solve for x
   x = 17,245,861,652.25/85,847.25
6. Step 6: Final answer
   x = 200,890.09