Finding the Third Proportional to 80,320 and 174,938

Step by Step Solution

1. Step 1: Write the proportion equation
   80,320 : 174,938 = 174,938 : x
2. Step 2: Convert to fraction form
   80,320/174,938 = 174,938/x
3. Step 3: Cross multiply
   80,320x = 174,938 × 174,938
4. Step 4: Simplify right side
   80,320x = 30,603,303,844
5. Step 5: Solve for x
   x = 30,603,303,844/80,320
6. Step 6: Final answer
   x = 381,017.23