Finding the Third Proportional to 166,541.50 and 356,879

Step by Step Solution

1. Step 1: Write the proportion equation
   166,541.50 : 356,879 = 356,879 : x
2. Step 2: Convert to fraction form
   166,541.50/356,879 = 356,879/x
3. Step 3: Cross multiply
   166,541.50x = 356,879 × 356,879
4. Step 4: Simplify right side
   166,541.50x = 127,362,620,641
5. Step 5: Solve for x
   x = 127,362,620,641/166,541.50
6. Step 6: Final answer
   x = 764,750.05