Finding the Third Proportional to 63,580.50 and 132,405

Step by Step Solution

1. Step 1: Write the proportion equation
   63,580.50 : 132,405 = 132,405 : x
2. Step 2: Convert to fraction form
   63,580.50/132,405 = 132,405/x
3. Step 3: Cross multiply
   63,580.50x = 132,405 × 132,405
4. Step 4: Simplify right side
   63,580.50x = 17,531,084,025
5. Step 5: Solve for x
   x = 17,531,084,025/63,580.50
6. Step 6: Final answer
   x = 275,730.52