Finding the Third Proportional to 166,119 and 250,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,119 : 250,906.50 = 250,906.50 : x
2. Step 2: Convert to fraction form
   166,119/250,906.50 = 250,906.50/x
3. Step 3: Cross multiply
   166,119x = 250,906.50 × 250,906.50
4. Step 4: Simplify right side
   166,119x = 62,954,071,742.25
5. Step 5: Solve for x
   x = 62,954,071,742.25/166,119
6. Step 6: Final answer
   x = 378,969.72