Finding the Third Proportional to 166,011.50 and 366,912

Step by Step Solution

1. Step 1: Write the proportion equation
   166,011.50 : 366,912 = 366,912 : x
2. Step 2: Convert to fraction form
   166,011.50/366,912 = 366,912/x
3. Step 3: Cross multiply
   166,011.50x = 366,912 × 366,912
4. Step 4: Simplify right side
   166,011.50x = 134,624,415,744
5. Step 5: Solve for x
   x = 134,624,415,744/166,011.50
6. Step 6: Final answer
   x = 810,934.28