Finding the Third Proportional to 133,036.50 and 285,756

Step by Step Solution

1. Step 1: Write the proportion equation
   133,036.50 : 285,756 = 285,756 : x
2. Step 2: Convert to fraction form
   133,036.50/285,756 = 285,756/x
3. Step 3: Cross multiply
   133,036.50x = 285,756 × 285,756
4. Step 4: Simplify right side
   133,036.50x = 81,656,491,536
5. Step 5: Solve for x
   x = 81,656,491,536/133,036.50
6. Step 6: Final answer
   x = 613,790.14