Finding the Third Proportional to 89,750 and 188,968

Step by Step Solution

1. Step 1: Write the proportion equation
   89,750 : 188,968 = 188,968 : x
2. Step 2: Convert to fraction form
   89,750/188,968 = 188,968/x
3. Step 3: Cross multiply
   89,750x = 188,968 × 188,968
4. Step 4: Simplify right side
   89,750x = 35,708,905,024
5. Step 5: Solve for x
   x = 35,708,905,024/89,750
6. Step 6: Final answer
   x = 397,870.81