Finding the Third Proportional to 133,852 and 215,250

Step by Step Solution

1. Step 1: Write the proportion equation
   133,852 : 215,250 = 215,250 : x
2. Step 2: Convert to fraction form
   133,852/215,250 = 215,250/x
3. Step 3: Cross multiply
   133,852x = 215,250 × 215,250
4. Step 4: Simplify right side
   133,852x = 46,332,562,500
5. Step 5: Solve for x
   x = 46,332,562,500/133,852
6. Step 6: Final answer
   x = 346,147.70