Finding the Third Proportional to 166,290 and 376,969.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,290 : 376,969.50 = 376,969.50 : x
2. Step 2: Convert to fraction form
   166,290/376,969.50 = 376,969.50/x
3. Step 3: Cross multiply
   166,290x = 376,969.50 × 376,969.50
4. Step 4: Simplify right side
   166,290x = 142,106,003,930.25
5. Step 5: Solve for x
   x = 142,106,003,930.25/166,290
6. Step 6: Final answer
   x = 854,567.35