Finding the Third Proportional to 37,311.25 and 80,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,311.25 : 80,636.50 = 80,636.50 : x
2. Step 2: Convert to fraction form
   37,311.25/80,636.50 = 80,636.50/x
3. Step 3: Cross multiply
   37,311.25x = 80,636.50 × 80,636.50
4. Step 4: Simplify right side
   37,311.25x = 6,502,245,132.25
5. Step 5: Solve for x
   x = 6,502,245,132.25/37,311.25
6. Step 6: Final answer
   x = 174,270.36