Finding the Third Proportional to 166,833 and 359,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,833 : 359,910.50 = 359,910.50 : x
2. Step 2: Convert to fraction form
   166,833/359,910.50 = 359,910.50/x
3. Step 3: Cross multiply
   166,833x = 359,910.50 × 359,910.50
4. Step 4: Simplify right side
   166,833x = 129,535,568,010.25
5. Step 5: Solve for x
   x = 129,535,568,010.25/166,833
6. Step 6: Final answer
   x = 776,438.52