Finding the Third Proportional to 81,136.50 and 174,756

Step by Step Solution

1. Step 1: Write the proportion equation
   81,136.50 : 174,756 = 174,756 : x
2. Step 2: Convert to fraction form
   81,136.50/174,756 = 174,756/x
3. Step 3: Cross multiply
   81,136.50x = 174,756 × 174,756
4. Step 4: Simplify right side
   81,136.50x = 30,539,659,536
5. Step 5: Solve for x
   x = 30,539,659,536/81,136.50
6. Step 6: Final answer
   x = 376,398.53