Finding the Third Proportional to 166,144.50 and 355,914

Step by Step Solution

1. Step 1: Write the proportion equation
   166,144.50 : 355,914 = 355,914 : x
2. Step 2: Convert to fraction form
   166,144.50/355,914 = 355,914/x
3. Step 3: Cross multiply
   166,144.50x = 355,914 × 355,914
4. Step 4: Simplify right side
   166,144.50x = 126,674,775,396
5. Step 5: Solve for x
   x = 126,674,775,396/166,144.50
6. Step 6: Final answer
   x = 762,437.37